ELECOM LBT-TWS16BK

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ELECOM LBT-TWS16BK Wireless Earphones User Manual

Model: LBT-TWS16BK

1. Introduction

Thank you for purchasing the ELECOM LBT-TWS16BK Wireless Earphones. These compact and lightweight Bluetooth 5.3 earphones are designed to provide a comfortable listening experience with clear audio and low latency, suitable for various activities including music playback, calls, and telework. This manual provides essential information on how to set up, operate, and maintain your earphones.

2. Package Contents

Please ensure all items listed below are included in your package:

  • ELECOM LBT-TWS16BK Wireless Earphones (Left and Right)
  • Charging Case
  • USB Charging Cable (USB-A to USB Type-C™)
  • Earcaps (S, M, L sizes; M size pre-installed on earphones) - 1 set each
ELECOM LBT-TWS16BK Earphones, Charging Case, USB-C Cable, and Earcaps

Image: The package contents including the earphones, charging case, USB-A to USB Type-C charging cable, and three sizes of earcaps (S, M, L).

3. Product Overview

The ELECOM LBT-TWS16BK earphones feature a sleek, compact design with intuitive touch controls and a portable charging case.

3.1 Earphone Design and Comfort

The earphones are ergonomically designed to fit the shape of your ear, providing a secure and comfortable fit. Each earphone weighs approximately 3.6g, ensuring ultra-lightweight wear. Three sizes of earcaps (S, M, L) are included to help you find the perfect fit, reducing the risk of them falling out.

Ergonomic design of ELECOM LBT-TWS16BK earphones with S/M/L earcaps

Image: Illustration showing the ergonomic design of the earphones and the three included earcaps sizes (S, M, L) for optimal fit.

3.2 Audio Quality and Technology

These earphones support the high-quality AAC codec, delivering clear and crisp sound, especially when paired with AAC-compatible devices like iPhones. They are equipped with a φ8.0mm external magnetic dynamic driver (Micro ETEM Driver) for powerful and wide-range audio performance. A low-latency mode is also available to minimize audio-visual synchronization issues during video playback or gaming.

ELECOM LBT-TWS16BK earphones and charging case, highlighting clear sound and low latency

Image: The earphones and charging case, illustrating the clear sound capabilities and low latency feature for an enhanced audio experience.

3.3 Charging Case and Portability

The compact charging case is designed to fit comfortably in your palm, making it easy to carry in a bag or pocket without bulk. It features a built-in battery to recharge the earphones on the go, extending total usage time. The case is equipped with a USB Type-C™ port for convenient charging, compatible with many modern smartphone cables.

ELECOM LBT-TWS16BK charging case in hand, demonstrating compact size

Image: The compact charging case held in a hand, emphasizing its small and portable design.

4. Setup

4.1 Initial Charging

Before first use, fully charge the earphones and the charging case. Connect the provided USB-A to USB Type-C™ cable to the charging case and a USB power source. The LED indicators on the charging case will show the charging status and battery level.

ELECOM LBT-TWS16BK charging case connected via USB-C cable, showing LED indicators

Image: The charging case with the USB-C cable connected, illustrating the charging process and the LED battery indicators.

4.2 Pairing with a Device

After initial registration, the earphones will automatically pair with your device simply by taking them out of the charging case.

  1. Ensure the earphones are charged.
  2. Open the charging case and take out both earphones. They will automatically enter pairing mode.
  3. On your smartphone, tablet, or other Bluetooth-enabled device, go to the Bluetooth settings.
  4. Select "LBT-TWS16BK" from the list of available devices.
  5. Once connected, you will hear a confirmation tone, and the earphones will be ready for use.
User taking ELECOM LBT-TWS16BK earphone from charging case next to a smartphone, demonstrating auto-pairing

Image: A user removing an earphone from its charging case, with a smartphone in the background, illustrating the automatic pairing process.

5. Operating the Earphones

5.1 Touch Sensor Controls

The earphones are equipped with touch sensors for easy control of various functions:

  • Volume Adjustment: Tap the touch sensor to adjust volume.
  • Track Control: Tap the touch sensor to skip tracks.
  • Call Management: Answer or end calls.
  • Voice Assistant: Activate Siri or Google Assistant.

Refer to the detailed instructions in the full online manual for specific tap patterns for each function.

5.2 Single Earphone Use

You can use either the left or right earphone independently. If using only one earphone, please ensure the other earphone is either powered off or stored in the charging case.

5.3 Low Latency Mode

To reduce audio delay during video playback or gaming, activate the low latency mode. This feature helps synchronize audio with visuals for a more immersive experience.

6. Maintenance

To ensure the longevity and optimal performance of your earphones, follow these maintenance guidelines:

  • Keep the earphones and charging case clean and dry.
  • Wipe with a soft, dry cloth. Do not use abrasive cleaners or solvents.
  • Regularly clean the earcaps and earphone nozzles to prevent wax buildup, which can affect sound quality.
  • Store the earphones in their charging case when not in use to protect them and keep them charged.
  • Avoid exposing the product to extreme temperatures, humidity, or direct sunlight.

7. Troubleshooting

If you encounter issues with your ELECOM LBT-TWS16BK earphones, please refer to the following common solutions:

ProblemPossible Cause / Solution
Earphones do not turn on or connect.
  • Ensure earphones and charging case are fully charged.
  • Place earphones back in the case, close the lid, then open again to reactivate.
Only one earphone connects or produces sound.
  • Place both earphones back into the charging case and close the lid. Wait a few seconds, then take them out again.
  • Perform a factory reset (refer to online manual for specific steps).
  • Ensure the unused earphone is powered off or in the charging case if intentionally using only one.
Poor sound quality or intermittent connection.
  • Ensure earphones are within the maximum communication distance (approx. 10m) of your device.
  • Remove any obstacles between the earphones and your device.
  • Check for interference from other wireless devices.
  • Clean earphone nozzles and earcaps.
Earphones do not pair with a new device.
  • Ensure Bluetooth is enabled on the new device.
  • Forget or delete the earphones from previously paired devices.
  • Perform a factory reset on the earphones.
Touch controls are unresponsive.
  • Ensure your fingers are clean and dry.
  • Try restarting the earphones by placing them in the case and taking them out.

8. Specifications

FeatureDetail
Communication MethodBluetooth Standard Version 5.3
OutputBluetooth Power Class 2
Maximum Communication DistanceApprox. 10m (without obstacles)
Frequency Band2.4GHz band
Modulation MethodFHSS (Frequency Hopping Spread Spectrum)
Supported Bluetooth ProfilesA2DP, AVRCP, HFP
A2DP Supported CodecsSBC, AAC
A2DP Content ProtectionSCMS-T
Max. Registrable Devices8 devices
Continuous Playback TimeApprox. 5 hours (Approx. 20 hours with charging case)
Continuous Standby TimeMax. approx. 40 hours
Power SourceRechargeable Lithium-ion battery
Rated VoltageDC5V
Charging TimeHeadphones: Approx. 1.5 hours; Charging Case: Approx. 2 hours
Microphone TypeMEMS type
External Dimensions (W×D×H)Headphone (per ear): Approx. 16mm × 24mm × 24mm; Charging Case: Approx. 62mm × 25mm × 31mm
WeightHeadphone (per ear): Approx. 3.6g; Charging Case: Approx. 25g
ColorBlack
Headphone TypeClosed type
Driver Unitφ8.0mm full-range

9. Warranty and Support

Your ELECOM LBT-TWS16BK Wireless Earphones come with a 1-year warranty period from the date of purchase.

For detailed warranty terms, technical support, or further assistance, please visit the official ELECOM website or contact their customer service. You can find more information and frequently asked questions at the ELECOM Brand Store on Amazon.

This product is designed with environmental considerations, including paperless manuals and reduced plastic packaging, aligning with ELECOM's "THINKECOLOGY" initiative.

© 2024 ELECOM Co., Ltd. All rights reserved.

USB Type-C™ and USB-C™ are trademarks of USB Implementers Forum.

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