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Bluetooth Headphones
User Manual
U8L
Thank you for purchasing our products, please read the
user manual carefully before use.

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Summary of Contents for Letscom U8L

  • Page 1 Bluetooth Headphones User Manual Thank you for purchasing our products, please read the user manual carefully before use.
  • Page 2: Package Contents

    Package Contents ① Bluetooth headphones × 1 ② Carry bag × 1 ③ Eartips × 4 pairs (L, M, S, XS) ④ Micro USB cable × 1 ⑤ Wire clip (removable) × 1 ⑥ User manual × 1 ② ⑤ ①...
  • Page 3 At a Glance Right ① (for the right ear) ③ ④ ⑤ ② ⑥ Left (for the left ear) ① Microphone ④ Volume − / Previous ② MFB button ⑤ LED indicator (multi-function button) ⑥ Micro USB port ③ Volume + / Next...
  • Page 4: Led Indicator Guide

    LED Indicator Guide ● Power on: LED indicator flashes blue for one second ● Power off: LED indicator flashes red for 2 seconds ● Pairing mode: LED indicator flashes red and blue alternately ● Paired: LED indicator flashes blue once every 10 seconds ●...
  • Page 5: Charge The Headphones

    Using the Headphones Charge the headphones 1) Open the hinged door on the bottom of the right earphone. 2) Plug the small end of the USB cable into the Micro USB port of the headphones. 3) Plug the other end into a USB wall charger or computer (DC 5V) that is powered on.
  • Page 6: Power On/Off

    2) Turn on the headphones when they are in shutdown state and the headphones enter pairing mode (indicator flashes red and blue alternately). 3) In the list of found Bluetooth devices in your phone or other Bluetooth devices, choose "U8L" to pair.
  • Page 7 9:41 AM 100% 4) Enter "0000" or "1234" if your phone or Bluetooth device asks you to enter a code to pair. Notes: ● When the headphones are on but are not paired with your phone or other Bluetooth devices, they will be automatically off in about 5 minutes (to enter pairing mode again, turn on the headphones).
  • Page 8: Redial The Last Number

    Volume up/down, next/previous song ● Press the "+" button to increase the volume; press and hold the "+" button for 2 seconds to skip to the next song. ● Press the "−" button to decrease the volume, press and hold the "−" button for 2 seconds to skip to the previous song.
  • Page 9 your phone; press the MFB button again to exit the voice assistant of your phone. Note: This function works only when your phone has voice assistant function; please refer to the instructions of your phone for details. Reset the headphones/Clear all pairing information on the headphones 1) Turn off the headphones.
  • Page 10 Q: I paired the headphones with my phone before, but I failed to pair them to my phone again. A: 1) Turn on the Bluetooth of your phone and in "MY DEVICES", choose "U8L" and tap " " → "Forget This Device". 2) Turn off the headphones.
  • Page 11 Q: Why isn’t the sound stable and consistent? A: Make sure your headphones stay close to your phone (not away from your phone more than 33 feet, no obstacles between, and no radio or Wi-Fi interference nearby). Q: Can I use the headphones during charging? A: No, you can’t use the headphones during charging.
  • Page 12: Specifications

    Specifications ● Bluetooth Standard: V5.0 ● Wireless Profile: A2DP, HFP, HSP, AVRCP, SPP, PSAP ● Operating Range: 33 feet/10 meters (No obstacles between) ● Waterproof Rate: IPX7 ● Standby Time: 250 hours ● Charging Time: 1-2 hours ● Talk/Playing Time: about 12-16 hours (Varies according to volume level and audio content) ●...
  • Page 13 Attention Use original or certified cables. Don’t expose to liquids. Don’t disassemble. Avoid dropping. Avoid extreme temperatures. -12-...
  • Page 14 SAFETY AND WARRANTY Important Safety Instructions ● Use of headphones will impair your ability to hear other sounds. Use caution while using your headphones when you are engaging in any activity that requires your full attention. ● If you have a pacemaker or other electrical medical devices, you should consult your physician before using this product.
  • Page 15 breakage, please contact us. ● Avoid exposing your product to heat and humidity to protect against damage to the product or injury to you. ● Keep all products, cords, and cables away from operating machinery. ● If the product overheats, if the product has been dropped or damaged, if the product has a damaged cord or plug, or if the product has been dropped in a liquid, discontinue use and...
  • Page 16: Warranty

    ● Dispose of the product according to local standards and regulations. ● Remember: Always drive safely, avoid distractions and follow local laws! Using the headphones while operating a motor vehicle, motorcycle, watercraft or bicycle may be dangerous, and is illegal in some jurisdictions, just as use of the headphones with both ears covered while driving is not permitted in certain jurisdictions.

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