Bose LEXIE B2 User Manual
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Bose LEXIE B2 User Manual

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LEXIE B2 HEARING AIDS
POWERED BY BOSE
User Manual
*Product branding may
differ on actual product.

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Table of Contents
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  • Page 1 LEXIE B2 HEARING AIDS POWERED BY BOSE User Manual *Product branding may differ on actual product.
  • Page 3 Warnings WARNING: If you are younger than 18, do not use this. You should go to a doctor, preferably an ear-nose-throat doctor (an ENT), because your condition needs specialized care. Over-the- counter hearing aids are only for users who are age 18 and older. This OTC hearing aid is for users who are 18 and older.
  • Page 4 You should familiarize yourself fully with the entire contents of this user manual before using the Lexie B2 hearing aids. to ensure personal safety and correct use. Contact the Laexie Contact Center for support if you experience unexpected operations or performance.
  • Page 5 For best results, use hearing aid accessories, i.e. receiver wires and domes, provided by Lexie. These WARNINGS point out situations which could cause serious injuries to the user or to the hearing aid. In some acoustic environments, overamplification can cause discomfort and damage to the wearer’s hearing.
  • Page 6 local poison control center immediately. If you feel pain in or behind your ear, if it is inflamed, if skin irritation or accumulations of ear wax occur, please check with your hearing healthcare provider or physician. Hearing programs in the directional microphone mode reduce background noises.
  • Page 7 Caution: You might need medical help if a piece gets stuck in your ear. If any part of your hearing aid, like the eartip, gets stuck in your ear, and you can’t easily remove it with your fingers, get medical help as soon as you can.
  • Page 8 Note: Tell FDA about injuries, malfunctions, or other adverse events. To report a problem involving your hearing aid, you should submit information to FDA as soon as possible after the problem. FDA calls them “adverse events,” and they might include: skin irritation in your ear, injury from the device (like cuts or scratches, or burns from an overheated battery), pieces of the device getting stuck in your ear, suddenly worsening hearing loss from using the device, etc.
  • Page 9 This manual will provide you with all the information you need to set up, use and care for your new Lexie B2 Hearing Aids, Powered by Bose. For additional information on the use of these hearing aids after going through the contents of this guide, contact (779) 212-7334 or visit www.lexiehearing.com.

  • Page 10: Table Of Contents

    Safety and health information Intended use Indications for use Clinical data Hearing healthcare information Important safety instructions Warnings Cautions Set up the hearing aids What’s in the box Hearing aid overview Connect your phone Download the Lexie app Power on...
  • Page 11 How to wear Put on the hearing aids Check your fit Hearing aid and app controls Power on Power off World Volume Treble and bass Directionality Balance Environment settings Mute Listen to phone calls Adjusting to the hearing aids What to expect...
  • Page 12 Battery Charge the hearing aids Charging time Check the hearing aid battery level Hearing aid status Charging status lights Bluetooth connections ® Connect your phone Connect a different phone Clear the hearing aid device lists...
  • Page 13 Care and maintenance Store the hearing aids Maintain the hearing aids Consumables Limited warranty Returns and exchanges Update the hearing aids 10. Troubleshooting Try these solutions first Other solutions Dome troubleshooting Receiver wire troubleshooting Regulatory and legal information Symbols and descriptions...

  • Page 14: Safety And Health Information

    Safety and health information Safety and health information Intended use Indications for use Clinical data Hearing healthcare information Important safety instructions Warnings Cautions...
  • Page 15 Safety and health information Intended use The Lexie B2 Hearing Aids, Powered by Bose, are a pair of OTC user- fitted wireless air conduction hearing aids intended for use by individuals 18 years and older with perceived mild to moderate hearing impairment.
  • Page 16 Safety and health information using the self fitting technology contained in the Lexie B2 Hearing Aids, Powered by Bose, compared with professional fitting of the same device. Hearing healthcare information This product may help you hear better if you: • Strain to follow conversations when others don’t, especially in noisy places.
  • Page 17 Safety and health information • Feel the hearing aid is not providing enough amplification even at the highest World Volume setting. A hearing healthcare professional may be able to help you select a different hearing aid solution to meet your needs. This product will not restore normal hearing and will not prevent or improve a hearing impairment resulting from organic conditions.
  • Page 18 Safety and health information Please read and keep all safety and use instructions.

  • Page 19: Warnings

    Safety and health information WARNINGS Keep and store device and components out of reach of children. Contains small parts which may be a choking hazard. • To prevent hearing damage: – Use appropriate hearing protection in loud environments. The hearing aids are NOT hearing protection devices.
  • Page 20 Safety and health information WARNINGS • Keep the product away from fire and excessive heat (e.g., from storage in direct sunlight, near candles, or in a hot car) to avoid burns or damage to product. • Do NOT submerge in water, wear in the shower, or wear while participating in water sports, e.g., swimming, waterskiing, surfing, etc.

  • Page 21: Cautions

    Safety and health information WARNINGS • Avoid use of accessories, transducers, and cables not specified or provided by the manufacturer as it could result in increased electromagnetic emissions or decreased electromagnetic immunity of the hearing aids as well as improper operation. CAUTIONS •...
  • Page 22 Safety and health information • When adjusting the World Volume, turn up gradually until you reach a comfortable listening level. CAUTIONS • Do NOT use the hearing aids or their components if any part of them is damaged, if they emit any loud unusual noise, if you experience a warming sensation, or if you experience loss of audio.
  • Page 23 Safety and health information that there are many assistive devices available to you, such as wake-up alarms that can be placed under your pillow or wristbands that vibrate when you have a phone call. • Be careful not to activate a setting if it could compromise your ability to hear important environmental sounds.

  • Page 24: Set Up The Hearing Aids

    Set up the hearing aids Set up the hearing aids What’s in the box Hearing aid overview Connect your phone Download the Lexie app Power on...
  • Page 25 Set up the hearing aids What’s in the box Lexie B2 hearing aids, Charging USB Type-C® to powered by Bose case (1) USB-A cable (1) (1 pair) Closed domes Open domes Hearing aid (3 pairs): Sizes 1, 2, (3 pairs): Sizes 1...
  • Page 26 Set up the hearing aids Hearing aid overview Dome Microphones Receiver Hearing aid Receiver body wire World Volume Charging up button contacts World Volume down button/Power button...
  • Page 27 Set up the hearing aids Connect your phone To control the hearing aids using the Lexie app, you must connect your phone with the hearing aids. To connect your phone, follow the steps below. Step 1: Download the Lexie app (see page 28). Step 2: Power on the hearing aids (see page 39).

  • Page 28: Download The Lexie App

    Set up the hearing aids Download the Lexie app The Lexie app lets you set up the hearing aids, adjust them to fit your hearing needs, and manage settings. Step 1: On your smartphone, use your web browser to visit lexiehearing.com/us/the-lexie-app-and-lexie-care- promise and download the Lexie app.
  • Page 29 Set up the hearing aids Power on Step 1: To power on, press and release the World Volume down button on each hearing aid. If you’re wearing the hearing aids, after 3 seconds, you hear a tone; 6 seconds later, the hearing aids power Notes: •...
  • Page 30 Set up the hearing aids the app, power the hearing aids off and on again to reset the timer (see page 39 and page 40). • After the initial pairing, your hearing aids will connect automatically to the device. Step 2: Follow the app instructions to connect the hearing aids and learn how to wear and use them with video tutorials.
  • Page 31 How to wear Put on the hearing aids Check your fit...
  • Page 32 How to wear Put on the hearing aids TIPS: • If you have long hair, put your hair up. • If you wear glasses, keep your glasses on. • Consider using a mirror to check your fit. Step 1: Compare the left and right hearing aids.
  • Page 33 How to wear TIP: If you wear glasses, place the hearing aid between your glasses and your ear. Step 3: Hold the hearing aid by the bend in the receiver wire close to the dome. Step 4: Fully insert the dome into your ear canal until the receiver wire is flat against your ear and the dome feels...
  • Page 34 How to wear Note: The dome may feel strange or itchy inside your ear canal at first. If you’re uncomfortable, check whether your dome size is correct (see page 36). Step 5: Check to make sure that all parts of the receiver wire run close to the side of your head.
  • Page 35 How to wear To remove the hearing aids Hold the receiver wire close to the dome and gently remove the dome from your ear canal. Then, pull the hearing aid body out from behind your ear. Check your fit Use a mirror to make sure that the hearing aids are on correctly and that they fit your ears properly.
  • Page 36 How to wear Is the dome size correct for each ear? The size of the dome affects comfort and stability. Correct size: • The dome feels secure, though it may feel strange at first (see “Adjusting to the hearing aids” on page 54). •...
  • Page 37 How to wear Note: Don’t try to modify the shape of the receiver wire to force the hearing aid to fit. Correct size: • If you shake your head, the hearing aid body feels secure. • The receiver wire runs close to the side of your head.
  • Page 38 Hearing aid and app controls Hearing aid and app controls Power on Power off World Volume Treble and bass Directionality Balance Environment settings Mute Listen to phone calls...

  • Page 39: Power On

    Hearing aid and app controls Power on To power on, press and release the World Volume down button on each hearing aid. If you’re wearing the hearing aids, after 3 seconds, you hear a tone; 6 seconds later, the hearing aids power Notes: •...

  • Page 40: Power Off

    Hearing aid and app controls Power off Step 1: Match the right hearing aid to the right side of the charging case. The right hearing aid has a red receiver, and the right side of the charging case has a red marking. Step 2: Align the charging contacts on the hearing aid with the...
  • Page 41 Hearing aid and app controls Step 3: Place the hearing aid in the case until it magnetically snaps into place. If the case is connected to power, the status light on that side of the case glows according to charging status (see page 62).
  • Page 42 Hearing aid and app controls Power off using the hearing aid controls If you don’t have the case nearby, you can also power off the hearing aids using the hearing aid controls. Step 1: While wearing the hearing aids, press and hold the World Volume down button on one of them for 3 seconds, then release.

  • Page 43: World Volume

    Hearing aid and app controls World Volume You can make sounds louder or quieter by adjusting World Volume. Adjust World Volume using the hearing aid controls The World Volume buttons are located on the back of each hearing aid. Increase World Volume (make sounds louder) Decrease World Volume (make sounds quieter)
  • Page 44 Hearing aid and app controls Notes: • Pressing the World Volume buttons on either hearing aid adjusts World Volume in both ears. • To quickly adjust World Volume, press and release either World Volume button multiple times. Adjust World Volume using the Lexie app In the Lexie app, from the home screen, do one of the following: •...

  • Page 45: Treble And Bass

    Hearing aid and app controls Treble and bass You can make voices sound clearer using the treble and bass controls in the Lexie app. Adjust treble and bass In the Lexie app, from the home screen, do one of the following: •...

  • Page 46: Directionality

    Hearing aid and app controls Directionality You can adjust Directionality settings so that the microphones focus on sounds coming from different areas around you. When to use each Directionality setting Each Directionality setting is best for different situations. Directionality setting Description When to use Helps you hear...
  • Page 47 Hearing aid and app controls Directionality setting Description When to use Helps you hear Use when having sounds in front a conversation in a of you. Better for noisy environment, conversations like a restaurant or Front when background a party. noise is present.

  • Page 48: Balance

    Hearing aid and app controls Step 2: Tap your preferred Directionality setting. Balance If sound seems uneven between your ears (one ear is louder than the other), you can even things out using the Balance controls in the Lexie app. Adjust Balance Step 1: BOS E H EAR I NG AI D...
  • Page 49 Hearing aid and app controls Step 2: Do one of the following: • To make sounds louder in your left ear: Drag your finger to the left along the semicircle. • To make sounds louder in your right ear: Drag your finger to the right along the semicircle.

  • Page 50: Environment Settings

    Mode, adjust the settings according to your preference, then save your changes. Access Environment settings In the Lexie app, once you have selected ‘Bose’ from the home screen as the hearing aids you’re wearing, tap the Environment settings button.

  • Page 51: Mute

    Hearing aid and app controls Mute The mute function adjusts settings so that you hear sounds as if you weren’t wearing the hearing aids. TIP: You can also unmute by adjusting World Volume using the hearing aid controls. WARNING Be careful not to activate some hearing aid settings if doing so could compromise your ability to hear important environmental sounds.

  • Page 52: Listen To Phone Calls

    Hearing aid and app controls Listen to phone calls During phone calls, hold your phone to your ear like you normally would. The hearing aid microphones amplify sound from your phone speakers. Tips for clear phone calls • On your phone, increase the volume until you can comfortably hear the call.

  • Page 53: Adjusting To The Hearing Aids

    Adjusting to the hearing aids What to expect...

  • Page 54: What To Expect

    Adjusting to the hearing aids What to expect Adjusting to a new hearing aid can feel overwhelming at first, and it can take time to feel fully comfortable. With patience, though, you’ll soon be enjoying better hearing. Here’s what you can expect during the first few days and weeks of using the hearing aids.
  • Page 55 Adjusting to the hearing aids Adjusting to new sounds • Sounds might seem loud or different. You may also notice background noises that you haven’t heard for a long time. As your brain learns to recognize and filter out these sounds, they’ll become less apparent over time.

  • Page 56: Battery

    Battery Battery Charge the hearing aids Charging time Check the hearing aid battery level...

  • Page 57: Charge The Hearing Aids

    Battery Charge the hearing aids WARNING To avoid risk of injury, use this product only with an agency-approved power supply, such as a USB wall charger or computer, that meets local regulatory requirements (e.g., UL, CSA, VDE, CCC) and complies with one of the following or equivalent test standards: IEC 60601-1, IEC 62368-1, IEC 60065, or IEC 60950-1.

  • Page 58: Charging Time

    Battery Note: The hearing aid contains a built-in and nonremovable rechargeable lithium-ion battery. It can be taken onto airplanes as carry-on luggage. Step 3: Connect the other end to a USB-A wall charger or computer (not provided). Step 4: Place both hearing aids in the case (see page 40). The status lights glow according to the charging status (see page 62).
  • Page 59 Battery WARNING The usage of this device by individuals with cognitive impairment should be supervised at all times to ensure their safety. The hearing aid is a small device that contains small parts. Do not leave children and individuals with cognitive impairment unsupervised with this hearing aid.

  • Page 60: Check The Hearing Aid Battery Level

    Battery Check the hearing aid battery level While using the hearing aids • In the Lexie app, from the home screen, tap the Battery button to view the battery level. • If you hear “Battery low,” from one of the hearing aids, charge the hearing aids.

  • Page 61: Hearing Aid Status

    Hearing aid status Charging status lights...

  • Page 62: Charging Status Lights

    Hearing aid status Charging status lights The charging status lights are located on the edge of the charging case next to each hearing aid. They show the hearing aid charging status. Note: The lights glow only when the case is connected to power. Status lights Light activity System status...

  • Page 63: Bluetooth Connections

    Bluetooth connections ® Connect your phone Connect a different phone Clear the hearing aid device lists...

  • Page 64: Connect Your Phone

    Bluetooth® connections Bluetooth Low Energy wireless technology lets you ® control the hearing aids using the Lexie app. Before you can control the hearing aids, you must download the app and connect your phone with the hearing aids. Note: Although connecting your phone lets you control the hearing aids using the app, it doesn’t let you wirelessly stream music or phone calls from your phone.

  • Page 65: Connect A Different Phone

    Bluetooth® connections • For the best experience, connect the hearing aids to your phone using the Lexie app instead of the Bluetooth menu on your phone. ® Connect a different phone You can store up to 20 phones in the hearing aid device lists.
  • Page 66 Bluetooth® connections Step 2: On one of the hearing aids, press and hold the World Volume down button for 15 seconds until you hear “Bluetooth device list ® cleared.” Step 3: Repeat step 2 for the other hearing aid. Step 4: Delete the hearing aids from the Bluetooth list on ®...

  • Page 67: Care And Maintenance

    Care and maintenance Store the hearing aids Maintain the hearing aids Consumables Limited warranty Returns and exchanges Update the hearing aids...

  • Page 68: Store The Hearing Aids

    Care and maintenance Store the hearing aids To protect the hearing aids, store them in the charging case with the lid closed when you’re not using them. WARNING Keep and store device and components out of reach of children. Contains small parts which may be a choking hazard.

  • Page 69: Maintain The Hearing Aids

    Care and maintenance Maintain the hearing aids To prevent damage and preserve sound quality, it’s important to regularly maintain the hearing aids and replace components. Moisture Moisture can damage the hearing aids and charging case or cause them to fail. Keep the hearing aids and charging case dry •...
  • Page 70 Care and maintenance If the hearing aids or charging case gets excessively • Remove moisture with a soft, lint-free cloth. Unplug the case, and open the lid. Place the case and the hearing aids separately in a dry place to dry overnight.
  • Page 71 Care and maintenance provided hearing aid brush or a soft, lint-free cloth. Maintain the charging contacts: Remove moisture from the charging contacts with a soft, lint-free cloth. Weekly maintenance Maintain the receiver wire, hearing aid body, and charging pins in the case: Use a soft, lint-free cloth to wipe the receiver wire and hearing aid body and remove moisture from the pins.
  • Page 72 Care and maintenance quieter than usual, replace them and the domes immediately. Follow the instructions in the Wax Guard Replacement Guide in order to replace your wax guards. Yearly maintenance Replace the receiver wires: Replace the receiver wires every year (see page 73). If the hearing aids sound quieter than usual or if audio is crackly or intermittent, replace the receiver wires immediately.

  • Page 73: Consumables

    Care and maintenance Consumables Consumables can be ordered through the Lexie Contact Center. • Open or closed domes • Receiver wire (sizes 1, 2, or 3) (sizes 1, 2, or 3) • Hearing aid brush • USB-C to USB-A cable ®...

  • Page 74: Returns And Exchanges

    Care and maintenance Returns and exchanges Satisfaction is guaranteed on all Lexie products. We want you to be thrilled, so if you’re not satisfied with your purchase for any reason, simply return it within the trial period for a full refund. Important: Do not return any product without following the returns process, as explained in our Lexie Returns Policy (available at lexiehearing.com/us/...

  • Page 75: Troubleshooting

    Troubleshooting Try these solutions first Other solutions Dome troubleshooting Receiver wire size troubleshooting...

  • Page 76: Try These Solutions First

    Troubleshooting Try these solutions first If you experience problems with the hearing aids, try these general solutions first: • Power the hearing aids off (see page 40) and then on (see page 39). • Charge the hearing aids (see page 57). •...

  • Page 77: Other Solutions

    Troubleshooting Other solutions If you could not resolve your issue, see the table below to identify symptoms and solutions to common problems. If you are unable to resolve your issue, contact the Lexie Contact Center. Visit: lexiehearing.com/us/contact Problem Solutions Power the hearing aids off (see page 40) and then on (see page 39).
  • Page 78 Troubleshooting Problem Solutions (continued from previous page) Hearing aids don’t Charge the hearing aids (see page 57). power on (no See “Hearing aids aren’t loud enough (not amplification) enough amplification)” on page 83. On your phone, open the App Store or Google Play store and search for “Lexie app.”...
  • Page 79 Troubleshooting Problem Solutions On your phone: • Turn the Bluetooth feature off and then on. • Delete the hearing aids from the Bluetooth list on your phone. Connect again. Power the hearing aids off (see page 40) and then on Hearing aids (see page 39).
  • Page 80 Troubleshooting Problem Solutions (continued from previous page) If another previously-connected phone is within range, turn the Bluetooth feature Hearing aids off on that phone. don’t connect Clear the hearing aid device lists to phone (see page 65). Connect the hearing aids to a different phone (see page 65).
  • Page 81 Troubleshooting Problem Solutions Try adjusting World Volume using the hearing aid controls (see page 43). Try adjusting World Volume using the World Volume Lexie app (see page 44). doesn’t adjust Power the hearing aids off (see page 40) and then on (see page 39).
  • Page 82 Troubleshooting Problem Solutions Clear any debris or wax buildup from the domes and microphones (see page 70). Dry the hearing aids: Remove the hearing aids from the charging case and leave them in a dry place overnight to dry Poor sound (see page 70).
  • Page 83 Troubleshooting Problem Solutions Increase World Volume (see page 43). Clear any debris or wax buildup from the domes and microphones (see page 70). If you’re using open domes, try replacing Hearing them with the same size closed domes aids aren’t (see page 95).
  • Page 84 Troubleshooting Problem Solutions Make sure that you’re putting the hearing aids on correctly (see page 32). Choose another dome size (see page 36). You may need a different size for each ear. Check whether you need a different size Hearing receiver wire (see page 98).
  • Page 85 Troubleshooting Problem Solutions Confirm that the left and right hearing aids are placed on the correct sides of the charging case (see page 40). Remove the hearing aids from the charging case, wait 30 seconds, and replace them. Disconnect the charging case from power, then reconnect it.
  • Page 86 Troubleshooting Problem Solutions If the error persists, call (779) 212-7334 Hearing aids and speak to a Lexie Expert. don’t charge Visit: lexiehearing.com/us/support Make sure to power off the hearing aids Hearing aid when not in use (see page 40). battery life Make sure that you’re fully charging the is lower than hearing aids until the status lights glow...
  • Page 87 Troubleshooting Problem Solutions Choose another dome size (see Hearing aids page 92). You may need a different size falling out for each ear. of ears Securely fasten the domes to the receivers (see page 94). Domes Remove the domes, then use a soft, lint- falling off free cloth to remove any debris or wax buildup from the hearing aid receivers.
  • Page 88 Troubleshooting Problem Solutions Contact a hearing healthcare Dome stuck professional for removal. Don’t insert the in ear hearing aids in that ear or try to remove the dome yourself. Contact the Lexie Contact Center for replacement domes (see page 73). Lost domes If you think the lost domes are stuck in your ear, see “Dome stuck in ear”...
  • Page 89 Troubleshooting Problem Solutions Make sure that you’re placing the domes in your ears correctly. Remember to insert each dome deep into your ear canal until the receiver wire is flat against your ear and the dome feels secure (see page 92). Choose another dome size (see page 92).
  • Page 90 Troubleshooting Problem Solutions On your phone, increase the volume. If you’re in private, turn on speaker phone and hold your phone in front of you. Make sure you’re not pressing your phone too hard against your ear. This can block the hearing aid microphones and cause the call to sound muffled.
  • Page 91 Troubleshooting Problem Solutions Hearing aids Tilt your phone speaker slightly away whistle when from the hearing aid on that ear. on the phone Adjust World Volume (see page 44). This syncs audio settings between the Hearing hearing aids. aids sound different from Make sure that the Balance controls are each other...

  • Page 92: Dome Troubleshooting

    Troubleshooting Dome troubleshooting Check if the domes are too big or too small If one or both domes match the descriptions below, try a different dome size (see page 93). Too big: • The dome feels painful or uncomfortable. • It’s difficult to insert the dome into your ear canal. •...
  • Page 93 Troubleshooting Dome sizes The dome size is marked on the dome packaging as size 1, size 2, or size 3. Size 2 open domes come attached to the hearing aids. Note: Dome size doesn’t relate to receiver wire length. You might have a different dome size and receiver wire size for the same hearing aid.
  • Page 94 Troubleshooting Try another dome size If the domes don’t feel comfortable or secure, choose another dome size. Note: You may need to try all three dome sizes or use a different size dome for each ear. Step 1: Based on the sizing information on page 36, if the default size 2 domes are too big, try size 1.
  • Page 95 Troubleshooting Dome types Within each dome size, there are two types of domes: open and closed. Open domes (attached to the hearing aids) help your voice sound more natural. They have holes around Lorem ipsum the center of the dome. Closed domes provide more bass and allow you to comfortably use...
  • Page 96 Troubleshooting Change the domes Step 1: Hold the receiver and firmly pull the current dome off. Step 2: Choose a new dome size (see page 94) and/or dome type (see page 95). Note: Each dome can work with either the left or right hearing aid.
  • Page 97 Troubleshooting Step 4: Gently tug the dome to make sure that it’s securely fastened on the receiver. Note: Don’t wear the hearing aid if the dome isn’t secure. Otherwise, the dome could become stuck in your ear canal (see page 88). Step 5: Repeat steps 1 –...

  • Page 98: Receiver Wire Troubleshooting

    Troubleshooting Receiver wire size troubleshooting Check if the receiver wires are too long or too short If one or both receiver wires match the descriptions below, use the provided receiver wire sizing tool to measure your exact size (see page 100). If you need a different size, you can order a free replacement.
  • Page 99 Troubleshooting Too short: The receiver wire feels tight or pulls the dome partially out of your ear canal. • If you look straight in a mirror, you see the hearing aid body over the top of your ear. Correct size: •...
  • Page 100 Troubleshooting Measure your receiver wire size Step 1: Ask a friend or family member to help (recommended). They can make things easier by checking that the receiver wire sizing tool is on your ear correctly and taking a photo for you. Note: If nobody’s around to help, you can use a mirror to check the receiver wire sizing tool and use your phone...
  • Page 101 Troubleshooting Step 3: Compare the red and blue sides of the tool. Use the red side to measure your right ear and the blue side to measure your left ear. Step 4: Place the tool on Dotted line your right ear. It should hook around the front of your ear and lie flat...
  • Page 102 Troubleshooting Step 5: Ask a friend or family member to take a photo of your ear. Make sure that you can see your ear canal in the photo. Note: canal If you’re taking the photo yourself, rest your elbow on a surface and hold your phone facing you.
  • Page 103 Troubleshooting Step 6: Look at the photo and see which colored band aligns with the top of your ear canal. The number in the band is the receiver wire size you need. Size 1 Size 2 Size 3 1 0 3...
  • Page 104 Troubleshooting Step 7: Repeat steps 4 – 6 for your left ear. Note: You may need a different receiver wire size for each ear. Step 8: Compare your measurements for each ear. • If you need size 2: Size 2 receiver wires come attached to the hearing aids, so you already have the correct size for that ear.

  • Page 105: Regulatory And Legal Information

    Regulatory and legal information Symbols and descriptions...
  • Page 106 Regulatory and legal information This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful...
  • Page 107 Regulatory and legal information • Consult the dealer or an experienced radio/TV technician for help. Changes or modifications not expressly approved by Lexie Hearing could void the user’s authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received,...
  • Page 108 Regulatory and legal information proprietary technologies. Radio Transceiver Frequency Range: 2.4 to 2.4835 GHz Radio Receiver Bandwidth: 2 MHz Modulation Type: 1 Mb/s and 2 Mb/s GFSK Peak Effective Isotropic Radiated Power: 0 dBm This equipment has been tested and found to comply with the limits per CISPR 11 class B.
  • Page 109 Regulatory and legal information This symbol means the product must not be discarded as household waste, and should be delivered to an appropriate collection facility for recycling. Proper disposal and recycling helps protect natural resources, human health and the environment. For more information on disposal and recycling of this product, contact your local municipality, disposal service, or the shop where you bought this product.
  • Page 110 Regulatory and legal information Operating Conditions: Temperature Range: 32°F – 104°F (0°C – 40°C) Humidity Range: 0 – 95% RH Pressure Range: 70 – 110 kPa Storage/Transport Conditions: Temperature Range: -13°F – 158°F (-25°C – 70°C 158°F -13°F Recommended Temperature Range for Best Battery Performance: -4°F –...
  • Page 111 Overall without receiver wire: 32 mm long x 14 mm wide x 9 mm thick Battery Capacity: 25 mAh Disposal: Lexie B2 Hearing Aids, Powered by Bose and components are electronic components which should be discarded in accordance with national, regional, and local regulations.
  • Page 112 Expected Service Life of Product and Components: 2 Years Classification: The hearing aids are classified as a Type B Applied Part, IEC 60601-2-66 Lexie B2 Hearing Aids, Powered by Bose comply with the following domestic and international regulations for medical devices: IEC 60601-1:2005/A1:2012...
  • Page 113 Regulatory and legal information Features per ANSI/CTA-2051:2017 Lexie B2 Hearing Aids Powered Feature Category by Bose Fixed or have level-dependent frequency Level-Dependent equalization that is adjusted via Frequency user controls. Equalization utilize 12-channel wide dynamic Level- Dependent range compression to make...
  • Page 114 Regulatory and legal information Lexie B2 Hearing Aids Powered Feature Category by Bose are self-tuned by the user either via an app on a smart device (phone or tablet) or by using the Personalization on-device controls. Individual hearing thresholds are not required to personalize the amplification settings.
  • Page 115 Regulatory and legal information Guidance and Manufacturer’s Declaration – Electromagnetic Emissions The hearing aid is intended for use in the electromagnetic environment specified below. The user of the hearing aid should assure that it is used in such an environment. Electromagnetic Emissions IEC60601...
  • Page 116 Regulatory and legal information The hearing aid is suitable for use in all establishments, including domestic establishments and those emissions Class B Class B directly connected to CISPR 11 the public low- voltage power supply network that supplies buildings used for domestic purposes.
  • Page 117 Regulatory and legal information Guidance and Manufacturer’s Declaration – Electromag- netic Immunity The hearing aid is intended for use in the electromagnetic environment specified below. The user of the hearing aid should assure that it is used in such an environment. Immunity IEC60601 Test Level Compliance Level...
  • Page 118 Regulatory and legal information Immunity Test IEC60601 Test Level Compliance Level 9 V/m; 710, 745, 780 9 V/m; 710, 745, MHz; 780 MHz; Pulse modulation Pulse modulation 18 Hz 18 Hz 9 V/m; 5240, 5500, 9 V/m; 5240, 5500, 5785 MHz; Pulse 5785 MHz;...
  • Page 119 Regulatory and legal information Measurements per ANSI/CTA- Result 2051:2017 Maximum output (OSPL90) curve See Figure 1 Maximum output (OSPL90) 113 dB SPL High-frequency average (HFA) 106 dB SPL OSPL90 High-frequency average full-on gain 30 dB (HFA-FOG) Reference test gain 29 dB Frequency response curve See Figure 2 Frequency response bandwidth/...
  • Page 120 Regulatory and legal information Maximum Output (OSPL90) Figure 1: Nominal OSPL90 curve as measured in a 2 cc coupler. 1000 10000 Frequency (Hz) Full-On Gain (FOG50) Figure 2: Nominal frequency response curve as measured in a 2 cc coupler. 1000 10000 Frequency (Hz) 1 2 0...
  • Page 121 Regulatory and legal information Please complete and retain for your records The serial numbers are located on the bottom of each hearing aid. Serial number: __________________________________ Model number: LB2001 Proper operation of your Lexie Hearing product requires a safe, private, and secure operating environment.
  • Page 122 Regulatory and legal information The Lexie Hearing Privacy Policy is available at lexiehearing.com/us/privacy-policy. Lexie Hearing and the Lexie app icon are trademarks of hearX Group. Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc.
  • Page 123 Regulatory and legal information Symbols and descriptions Symbol Description Symbol Description 1 2 3...
  • Page 124 Regulatory and legal information Symbol Description Symbol Description 1 2 4...
  • Page 126 Copyright © 2016-2022 hearX IP (Pty) Ltd. Copyright in this work including its layout and the design contained herein is reserved and the making of copies is prohibited. 44-0011-04, REV1...

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