Introduction
Thank you for purchasing the Denver BTS-210 Portable Bluetooth Wireless Speaker. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.
Safety Information
- Do not expose the unit to rain or moisture to prevent fire or electric shock.
- Do not expose the unit to direct sunlight or extreme temperatures.
- Do not open the speaker casing. Refer all servicing to qualified personnel.
- Keep the speaker away from strong magnetic fields.
- Use only the specified charging adapter.
Package Contents
- Denver BTS-210 Bluetooth Speaker
- USB Charging Cable
- AUX Cable
- User Manual
Product Overview
Familiarize yourself with the buttons and ports on your Denver BTS-210 speaker.
Front Panel Controls

This image displays the front of the Denver BTS-210 speaker, highlighting the control buttons located on the right side. From top to bottom, these include the Power button, Volume Up (+), Volume Down (-), Play/Pause/Call button, and Mode (M) button.
Rear Panel Ports

This image shows the rear panel of the Denver BTS-210 speaker, detailing the various input and charging ports. From left to right, you can see the AUX input, TF (MicroSD) card slot, USB port, DC 5V charging port, and a small Reset button.
Setup
Charging the Speaker
- Connect the supplied USB charging cable to the DC 5V port on the rear of the speaker.
- Connect the other end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate during charging and turn off when fully charged.
- A full charge typically takes approximately 3-4 hours.
Power On/Off
- To power on, press and hold the Power button ( ⏻ ) on the front panel for a few seconds until you hear an audible prompt.
- To power off, press and hold the Power button again for a few seconds.
Operating Instructions
Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode (M) button until you hear the Bluetooth prompt.
- On your mobile device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "BTS-210" from the list of devices.
- Once paired, the speaker will indicate a successful connection, and you can begin playing audio from your device.
FM Radio Mode
- Press the Mode (M) button to switch to FM Radio mode.
- Press the Play/Pause button ( ▶ ) once to automatically scan and save available FM stations.
- Use the Volume Up (+) and Volume Down (-) buttons to navigate between saved stations.
USB/SD Card Playback
- Insert a USB flash drive or a TF (MicroSD) card containing MP3 audio files into the respective port on the rear of the speaker. Ensure the USB drive is formatted to FAT32.
- The speaker will automatically switch to USB or SD card mode and begin playing audio.
- Use the Play/Pause button to control playback. Use the Volume Up (+) and Volume Down (-) buttons for track navigation (short press) or volume adjustment (long press).
AUX Input Mode
- Connect one end of the supplied AUX cable to the AUX port on the rear of the speaker.
- Connect the other end of the AUX cable to the audio output jack of your external device (e.g., MP3 player, computer).
- Press the Mode (M) button until you hear the AUX input prompt.
- Audio will now play through the speaker from your connected device. Control playback from your external device.
Volume Control
- To increase volume, press and hold the Volume Up (+) button.
- To decrease volume, press and hold the Volume Down (-) button.
Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the speaker to extreme temperatures, humidity, or dust.
- When not in use for extended periods, store the speaker in a cool, dry place and charge it periodically to maintain battery health.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Speaker does not power on. | Ensure the battery is charged. Connect the speaker to a power source using the USB cable. |
| No sound. | Check the volume level on both the speaker and the connected device. Ensure the correct mode (Bluetooth, AUX, USB/SD) is selected. |
| Bluetooth device cannot connect. | Ensure the speaker is in Bluetooth pairing mode. Turn off and on Bluetooth on your device. Move the device closer to the speaker. |
| FM radio reception is poor. | Move the speaker to a location with better signal. |
| USB/SD card not playing. | Ensure the card/drive is inserted correctly and contains compatible MP3 files. Verify the USB drive is formatted to FAT32. |
Specifications
- Brand Name: Denver
- Model Name: BTS-210NR
- Connectivity Technology: Auxiliary, Bluetooth, USB
- Audio Output Mode: Stereo
- Mounting Type: Tabletop
- Material: Wood
- Speaker Type: Outdoor
- Special Features: Lightweight
- Recommended Uses for Product: For Computers
- Compatible Devices: Personal Computer, Smartphone, Tablet
- Controller Type: Button
- Color: Gray with FM
- Water Resistant: True
- Control Method: Touch (Note: Product overview indicates buttons, this might be a general spec)
- Speaker Diameter: 40 millimeters
- Water Resistance Level: Waterproof
- Unit Count: 1.0 Count
- Product Dimensions (D x W x H): 10 cm x 20.5 cm x 7.8 cm
- Power Source: Battery Powered
- Manufacturer: Denver Electronics
- Surround Sound Channel Configuration: 2.0
- Wireless Communication Technology: Bluetooth
- Amplifier Connectivity Technology: Wireless
- Communication Protocol: Bluetooth
- Battery Capacity: 1500 mAh
Warranty and Support
For warranty information or technical support, please refer to the documentation provided with your purchase or contact Denver Electronics directly. Keep your proof of purchase for any warranty claims.