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RZE-BT31E
Wireless Earphone
Operation Manual
Thank you for purchasing this product.
To use this product safely, read and understand this operation manual thoroughly before using
it. After reading this manual, keep it in a safe place so that it can be used when necessary.
Safety precautions
The information you need to prevent danger to the user and other people as well as property
damage is described below. "Description of signs" shows different categories of the degree
of danger or damage that may occur due to wrong handling. "Description of symbols" shows
the meaning of the symbols.
Important notes
• This book is only a guide for user's operation, not a criterion for configuration.
• Only use attachments/accessories specified by the manufacturer.
The lightning flash is intended to alert the user to the presence of
dangerous voltage within the product's enclosure, and touching the
internal components may result in a risk of electric shock to persons.
The exclamatory mark is intended to alert the user to the presence of
important operating instructions.
To reduce the risk of electric shock or fire, do not open the cover. Refer
servicing to qualified service personnel.
Description of signs
Indicates that there is a risk of death or serious injury.
Indicates that there is a risk of minor injury or property damage.
Description of symbols
Indicates "Prohibition" or "You must
Indicates "Mandatory Action" or "Do as
not do" with pictures and text.
indicated" with pictures and text.
What to do in the case of an abnormality
• Stop using the device immediately in case of an abnormality or failure.
• Remove the USB cable immediately when water or any foreign object enters the
interior of the device. It may cause a fire or electric shock. Remove the USB cable
immediately, and contact your dealer for a repair.
Usage
Do not use this product while driving for traffic safety.
• Do not use the product while riding a bicycle or driving a car or motorbike.
Surrounding sounds may not be heard clearly, which may cause a traffic accident.
• Besides during driving, do not use the product in places where when surrounding
sounds cannot be heard may cause danger, such as railroad crossings, station
platforms, roadways, or construction sites.
Do not disassemble, repair, or modify the product.
• Doing so may cause a fault. Contact your dealer for a repair.
Do not leave in places within the reach of small children.
• Small children might swallow ear pieces by mistake and cause injury.
Do not expose the product to a strong shock such as dropping or stepping on the
product.
• Doing so may cause a fault.
Do not raise the volume too high.
• Listening at ear-splitting volume for a long time may affect your hearing.
When using the product while walking, turn down the volume until surrounding
sounds can be heard clearly.
• Otherwise, it may cause a traffic accident.
Notes on usage
About handling
• If you feel unwell while using the product, stop using it immediately.
• Do not place the product either in wet, humid, dusty smoky, steamy places, near a heater,
or in direct sunlight.
• Do not leave the product where it gets extremely hot such as in a car.
• Do not spray insecticide or any volatile material. Also do not keep the product touched with
rubber or plastics for a long time. The product may become discolored or its painting may
come off.
About static electricity precautions
When wearing the earphone, you may feel the sound and stimulus caused by static electricity.
In dry-weather seasons or places where static electricity likely occurs, you can reduce it by
avoiding wearing clothes of chemical fiber, or using an antistatic ring.
About maintenance
• Wipe with a dry, soft cloth.
• If the ear piece gets dirty, take it off from the earphone and wash it with diluted neutral
detergent by hand.
• Never use alcohol, paint thinner or benzine to clean this product. Doing so may cause the
product's surface deteriorate.
Rechargeable battery (Lithium polymer ion)
To reduce the risk of fire, electric shock or product damage,
• Do not attempt to replace the battery by yourself, it is built-in and is not
changeable.
• Do not heat, disassemble, or short-circuit the battery. Doing so may cause the
battery and power supply to generate heat, rupture, or ignite.
• Charge the battery only in an ambient temperature between 5 and 35 degrees
Celsius. Otherwise, the electrolyte solution might leak, battery performance
might deteriorate and the battery life might be shortened.
• Do not continue charging the battery if it does not reach full charge within the
specified charging time. Overcharging may cause the battery to become hot,
5019700
rupture, or ignite.
• Do not expose the battery to excessive heat such as under the sun or near the fire
or the like.
Overheat, leakage, or rupture may occur, resulting in burns or injury.
If you touch the battery fluid, rinse it off with water and consult with the doctor. If the
battery fluid spills over the device, wipe it off without touching the fluid.
If you leave the unit unused for a long period of time, the built-in rechargeable battery
will be in an over discharge state due to self discharge, and the charging capacity may
deteriorate or the battery may be no longer rechargeable. Even if you are not using the
unit, charge the battery once or twice a year for 3 hours each time.
Important Safety Instructions
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings. Install in accordance with the manufacturer's
instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other
apparatus (including amplifiers) that produce heat.
9. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized
plug has two blades with one wider than the other. A grounding type plug has two
blades and a third grounding prong. The wide blade or the third prong are provided for
your safety. If the provided plug does not fit into your outlet, consult an electrician for
replacement of the obsolete outlet.
10. Protect the power cord from being walked on or pinched particularly at plugs,
convenience receptacles, and the point where they exit from the apparatus.
11. Only use attachments/accessories specified by the manufacturer.
12. Use only with the cart, stand, tripod, bracket, or table specified by the
manufacturer, or sold with the apparatus. When a cart is used, use caution
when moving the cart/apparatus combination to avoid injury from tip-over.
13. Unplug this apparatus during lightning storms or when unused for long
periods of time.
14. Refer all servicing to qualified service personnel. Servicing is required when the apparatus
has been damaged in any way, such as power-supply cord or plug is damaged, liquid has
been spilled or objects have fallen into the apparatus, the apparatus has been exposed to
rain or moisture, does not operate normally, or has been dropped.
FCC Statement :
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, including interference that may cause undesired operation.
Note: 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 interference to radio
communication. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on,
the user is encouraged to try to correct the interference by one or more of the following
measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Caution: Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
IC-CANADA :
This device complies with Industry Canada license-exempt RSS standard(s). Operation is
subject to the following two conditions: (1) this device may not cause interference, and (2)
this device must accept any interference, including interference that may cause undesired
operation of the device.
This Class [B] digital apparatus complies with Canadian ICES-003.
Cet appareil s'accorde avec Industrie Canada licence-exempte RSS standard. (1) cet
appareil ne peut pas causer l'intervention, et (2) cet appareil doit accepter de l'intervention,
y compris l'intervention qui peut causer l'operation non desiree de.
Cet appareil numerique de la classe B est conforme a la norme NMB-003 du Canada.
California Prop 65 Warning :
This product contains chemicals, including lead, known to the
State of California to cause cancer and birth defects or other
reproductive harm. Wash hands after handling.
Disclaimer
• Toshiba shall not be responsible for any damage caused by an earthquake,
thunderstorm, flood damage, fire for which Toshiba is not responsible, acts of a third
party, other accidents, or damages caused by the user's willful acts or negligence,
misuse, or use in abnormal conditions.
• Toshiba shall not be responsible for any damage caused by failure to observe the
information described in the operation manual.
Disposal
• When disposing of this device, observe the laws, or ordinances and rules of the local
government.
• When disposing of the battery, make a request to a recycle agency for disposal.
• This product contains a built-in lithium ion rechargeable battery. There is a risk of injury
due to fire, explosion or leakage if the battery is not used, handled, replaced or disposed
of properly. Dispose of the battery as required by local ordinances or regulations. Do
not disassemble, crush or expose the battery to fire or high temperatures.
About Using Bluetooth®
This product is designed for use with Bluetooth® wireless devices compatible with the
HFP, HSP, A2DP and AVRCP streaming audio profiles. Refer to your Bluetooth® device's user
manual or technical support to determine if your Bluetooth® device supports these profiles.
Frequency band used
This product uses the 2.4 GHz frequency band. However other wireless devices may use 2.4
GHz frequency band as well and may cause interference with each other. To avoid interference,
please refrain from the use of the unit at the same time with other wireless devices.
Certification of this device
This product conforms to frequency restrictions and has received certification based on
frequency laws, so a wireless permit is not necessary.
However, the following action is punishable by law in some countries:
• Taking apart/modifying the product.
Usage restrictions
• Wireless transmission and/or use with all Bluetooth® equipped devices is not guaranteed.
• A device featuring the Bluetooth® function is required to conform to the Bluetooth® standard
specified by Bluetooth SIG, and be authenticated. Even if the connected device conforms
to the above mentioned Bluetooth® standard, some devices may not be connected or work
correctly, depending on the features or specifications of the device.
Range of use
Use this product with a device within an unobstructed 10 m range. The range of use or
perimeter may be shortened depending on any obstructions, devices causing interference,
other people in the room, or the construction of the building. Please note that the range
mentioned above is not guaranteed.
The Bluetooth® word mark and logos are owned by the Bluetooth SIG, Inc. and are used under license.
Note
• This product may receive radio interference caused by mobile telephones during use. If such
interference occurs, please increase separation between this product and the mobile telephone.
Getting Started
This product has a built-in lithium polymer ion rechargeable battery. Before use, fully charge
the battery by connecting the product to a computer or a universal USB mobile charger
through the provided USB cable.
The red indicator turns on while the battery is charging. The red indicator will turn off when
the battery is fully charged (around 1-2 hours).
Wearing the Earphone
Check the left and right, wear the ear piece in your ears.
• The one marked with "R" is for the right ear, and the one
marked with "L" is for the left ear.
L
R
• After use, take them off from your ears slowly.
Caution
• Pressing the product strongly or taking them off from your ears roughly may hurt your
eardrum. Put on or take off the product slowly.
Replacing Ear Pieces
• If the ear pieces are not fit in your ears, bass tone may not be heard clearly. To enjoy better
sounds, replace the ear piece sizes or adjust the position and make them fit in your ears.
• At the time of purchase, M size of the ear piece is mounted. If they do not fit your ears,
choose the best size from the provided ear pieces and replace them.
• The sizes of the ear pieces are S, M (mounted at the time of factory shipment), and L.
How to take off the ear pieces
Press the earphone with a hand and take off the ear piece with the other hand by twisting it
together with its shaft.
Note
• If the ear piece is difficult to take off, wrapping it with a dry soft cloth makes it easier.
How to mount ear pieces
Push the ear piece into the protrusion of the earphone and make sure it does not come off easily.
Note
• The mount position can be adjusted in two stages to fit your ears and play bass tone better.
Caution
• Mount ear pieces firmly into the product. Ear pieces might come off and be left in your
ears. If the ear pieces are left in your ears, contact a doctor.
Using this Earphone
Listening to Bluetooth® Music
In order to use the product for music playback or speakerphone functions through
Bluetooth®, the earphone must first be paired with the Bluetooth® device.
Pairing:
1
Press and hold the
button (placed in the center) to turn the power on.
A power on sound and message are heard.
2
Press and hold the
button and the
button at the same time.
The earphone will go into pairing mode, the blue indicator will flash, and a pairing sound
and message are heard.
3
Following the instructions in your device's user manual, activate
Bluetooth® on your device and search for devices.
Once you have found "RZE-BT31E", pair with the earphone.
• Input the pass code "0000" if required.
Once connected, a pairing successful sound and message, and a connected message are heard.
• The indicator of the earphone will flash blue at 5-seconds interval.
Information:
• When using a device paired with this earphone once, this earphone will pair/connect automatically.
• This earphone will pair with the last connected device when that device is in range.
• The earphone will power off if no device has been paired more than 15 minutes.
• This earphone can be paired/connected with two devices at the same time. To pair with the
second device, disconnect the first device after it is paired and turn the power off. Turn the power
on and pair/connect the second device. After that, connect the first device again, and then two
devices become connected. Press the play button on either of the device to play its music.
Playing Bluetooth® Music:
Once your device and the earphone are connected, you can listen to music through Bluetooth®.
1
Press the
button either on your device or this earphone to play or
pause music.
2
Use the
/
buttons on this earphone to adjust the volume level.
Notes
• Press and hold the
button during playback or while paused to skip the track forward.
• Press and hold the
button during playback to play from the beginning of the track.
• Press and hold the
button at the beginning of the track to move to the previous track.
Turning off the power
1
Press and hold the
button to turn the power off.
A power off sound and message are heard.
Making calls with a Bluetooth® Mobile Phone
Before the speakerphone feature of this earphone can be used, you will need to pair and
connect your Bluetooth®-enabled phone with this earphone.
Please refer to "Pairing".
Answer a call:
1
To answer a call, press the
button.
You can then use this earphone as a speakerphone.
2
Use the
/
buttons on this earphone to adjust the call volume.
3
To end the call, press the
button.
Dialing:
1
Once this earphone is paired with a Bluetooth® mobile phone, you
can use the keypad on your phone to dial a phone number.
Press the
button to cancel the call.
2
Use the
/
buttons on this earphone to adjust the volume level.
Note
• Changes to the volume settings for phone operation may affect the volume of other
modes on your mobile phone.
3
To end a call, press the
button.
Specifications
Bluetooth® section
Bluetooth® spec. Version 4.2
Supported profile A2DP, AVRCP, HFP, HSP
Service distance Up to 8 m
General
Frequency Response 20 Hz - 20 KHz
Battery Internal lithium polymer ion battery (55 mA)
Charging Voltage DC 5V (Micro USB charging)
Operating time Bluetooth® music play time: Approx. 4 hours at 50% volume level
Weight Approx. 11 g
Speaker 16 ohm
Accessories Micro USB cable x 1, Earpiece S/M/L x 1set, Operation manual x 1
This user manual may be changed without prior notice to improve product performance.
The images included in this guide may differ from the actual image and may change without notice.
1-1-8, Sotokanda, Chiyoda-ku Tokyo 101-0021, Japan
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