Mono Portable Speaker Denver BTV-213GR Black

The DENVER Mono Portable Speaker BTV-213GR Black is a compact, single-driver portable speaker designed for versatile audio playback. With a rated power of 100 W RMS and MP3 format support, it delivers clear mono sound for small gatherings, personal listening and on-the-go use. The speaker includes wireless connectivity for streaming from compatible devices and a built-in 1200 mAh rechargeable battery that charges in approximately 3 hours. The enclosure is finished in black and features multi-colour illumination to complement ambient lighting at parties or events.

Advantages

This portable speaker combines a high RMS output with a compact form factor, providing strong mono audio without requiring a large footprint. Wireless connectivity simplifies pairing with smartphones, tablets and other Bluetooth-enabled sources, while MP3 playback compatibility ensures direct reproduction of common audio files. The integrated 1200 mAh battery offers several hours of use per charge and a relatively fast 3-hour recharge time. Multi-colour illumination adds visual interest and helps integrate the speaker into social settings.

Suitable for

• Small indoor gatherings and house parties
• Outdoor leisure activities such as picnics or short trips
• Personal listening at home, in the office, or in a workshop
• Providing background music at small events or presentations

Key specifications

• Audio configuration: mono, 1 speaker driver
• Rated output power: 100 W RMS
• Supported audio formats: MP3
• Connectivity: wireless (Bluetooth)
• Battery: built-in rechargeable 1200 mAh
• Charging time: approximately 3 hours
• Product colour: black
• Illumination: multi-colour LEDs

How to use

Charge the speaker fully before first use by connecting the supplied charging cable to a USB power source; charging typically takes about 3 hours. Power on the unit and enable Bluetooth on your source device, then select the speaker from the device’s Bluetooth list to establish a wireless connection. Play audio in MP3 or other supported formats from your paired device. Adjust volume using the speaker controls or your source device. The multi-colour illumination operates alongside audio playback and may be switched on or off according to the speaker’s control layout.

Recommendations

For consistent battery life, avoid leaving the speaker completely discharged for extended periods and recharge after use. Use at moderate volume levels to reduce distortion and prolong component life. Keep the speaker dry and avoid exposure to extreme temperatures. Clean the exterior with a soft, dry cloth and avoid abrasive cleaners to preserve the finish and illumination elements.