1. Introduction
The Lenco BT-210 Light is a versatile Bluetooth stereo speaker designed for portable audio playback. It features integrated LED lighting, which can be controlled via a dedicated application, and offers multiple connectivity options including Bluetooth, AUX-in, and USB. This manual provides essential information for the safe and efficient use of your speaker.
2. Safety Information
- Read all instructions carefully before using the device.
- Keep this manual for future reference.
- Do not expose the device to rain, moisture, or extreme temperatures.
- Avoid placing the device near heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Use only attachments/accessories specified by the manufacturer.
- Unplug the device during lightning storms or when unused for long periods.
- Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
- Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
3. Package Contents
Please check that all items are present and in good condition:
- Lenco BT-210 Light Bluetooth Stereo Speaker
- USB Charging Cable
- AUX-in Cable (3.5mm)
- User Manual
4. Product Overview
Familiarize yourself with the various parts of your Lenco BT-210 Light speaker.

Figure 1: Front view of the Lenco BT-210 Light speaker, showing the central LED light ring and the digital display.

Figure 2: Back view of the Lenco BT-210 Light speaker, illustrating the various input ports and control buttons.
Controls and Ports:
- Power Button: Turns the speaker on or off.
- Volume Up/Down: Adjusts the audio output level.
- Play/Pause Button: Controls media playback.
- Mode Button: Switches between Bluetooth, AUX, and USB input modes.
- LED Light Control Button: Cycles through LED light modes or turns them off.
- DC 5V Input: For charging the internal battery.
- AUX-in Port (3.5mm): For connecting external audio devices via cable.
- USB Port: For playing audio from USB storage devices.
5. Setup
5.1 Charging the Speaker
- Connect the supplied USB charging cable to the DC 5V input port on the speaker.
- Connect the other end of the USB cable to a compatible USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate. Allow approximately 3-4 hours for a full charge.
- Once fully charged, the indicator light may change or turn off. Disconnect the charging cable.
5.2 Powering On/Off
- To Power On: Press and hold the Power button for a few seconds until the display lights up and you hear an audible prompt.
- To Power Off: Press and hold the Power button again until the display turns off.
6. Operating Instructions
6.1 Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode button until 'Bluetooth' or a similar indicator appears on the display. The LED light will flash, indicating it's in pairing mode.
- On your smartphone, tablet, or other Bluetooth-enabled device, enable Bluetooth and search for available devices.
- Select "Lenco BT-210 Light" from the list of devices.
- Once paired, the speaker will emit a confirmation sound, and the LED light will stop flashing. You can now play audio from your device through the speaker.
6.2 AUX-in Mode
- Connect one end of the 3.5mm AUX-in cable to the AUX-in port on the speaker.
- Connect the other end of the cable to the headphone jack or audio output of your external audio device.
- Press the Mode button on the speaker until 'AUX' or a similar indicator appears on the display.
- Play audio from your external device. Adjust volume on both the speaker and your device.
6.3 USB Playback
- Insert a USB flash drive containing MP3 audio files into the USB port on the speaker.
- Press the Mode button on the speaker until 'USB' or a similar indicator appears on the display.
- The speaker will automatically begin playing audio files from the USB drive. Use the Play/Pause and Volume buttons to control playback.
6.4 LED Light Control
The integrated LED lighting can be controlled directly from the speaker or via a dedicated application (if available). Press the LED Light Control button to cycle through different light modes or to turn the lights off. Refer to the product's official website or app store for information on the companion application for advanced control.
6.5 Volume Control
Use the Volume Up (+) and Volume Down (-) buttons on the speaker to adjust the playback volume. For Bluetooth and AUX modes, you may also need to adjust the volume on your connected device.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the speaker. Do not use liquid cleaners or abrasive materials.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the speaker regularly, even if not in use.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker using the supplied USB cable. |
| No sound. | Volume is too low or muted. Incorrect input mode. | Increase volume on speaker and connected device. Press the Mode button to select the correct input. |
| Bluetooth pairing fails. | Speaker not in pairing mode. Device too far. Interference. | Ensure speaker is in Bluetooth pairing mode. Move devices closer. Turn off other Bluetooth devices. |
| AUX-in not working. | Cable not connected properly. Incorrect mode. | Check cable connections. Ensure speaker is in AUX mode. |
| USB playback not working. | USB drive not formatted correctly or unsupported file types. | Ensure USB drive is formatted to FAT32 and contains MP3 files. |
9. Specifications
| Feature | Specification |
|---|---|
| Brand | Lenco |
| Model | BT-210 Light |
| Color | Anthracite/White |
| Product Dimensions (D x W x H) | 18.3D x 29.4W x 11.5H cm |
| Speaker Output Power (Max) | 6 Watt |
| Output Wattage | 3 Watt |
| Voltage | 3.7 Volt |
| Input Voltage | 5 Volt DC (VDC) |
| Power Source | Battery |
| Battery Type | Lithium-polymer |
| Average Battery Life | 10 Hours |
| Connectivity Technology | Bluetooth, AUX, USB |
| Wireless Communication Technology | Bluetooth |
| Audio Output Mode | Stereo |
| Compatible Devices | MP3 Player |
| Special Features | Bluetooth, Portable, LED Light |
| Control Method | Remote Control (implied by app control) |
| Mounting Type | Tabletop Mount |
10. Warranty Information
Lenco products are designed and manufactured to the highest quality standards. This product is covered by a limited warranty against defects in materials and workmanship. The warranty period and terms may vary by region. Please refer to the official Lenco website or your local retailer for specific warranty details and registration information.
11. Support
For technical support, troubleshooting assistance, or further information about your Lenco BT-210 Light speaker, please visit the official Lenco website or contact their customer service department. Contact details can typically be found on the Lenco website or in the product packaging.
Website: www.lenco.com





