Mono Portable Speaker Denver BTV-213BU Blue, Silver

The Mono Portable Speaker Denver BTV-213BU Blue, Silver is a compact, cylinder-shaped mono speaker designed for portable audio playback. It delivers a rated RMS power of 100 W and supports wireless connectivity for easy pairing with smartphones, tablets and other audio sources. The speaker houses a built-in 1200 mAh rechargeable battery that provides up to approximately 3 hours of continuous playtime and is compatible with MP3 audio files for direct playback when using connected devices.

Advantages

The speaker combines a high RMS power rating with a compact cylindrical form factor, offering strong audio output from a single-driver design. Wireless connectivity simplifies pairing and reduces cable clutter, while the rechargeable battery enables portable use without constant access to mains power. The two-tone silver and blue finish provides a durable, modern appearance suitable for indoor and outdoor use.

Suitable for

• Listening to music in small gatherings or personal use
• Portable audio for outdoor leisure activities
• Secondary speaker for casual video or media playback
• Use in deskside or bedside setups where compact size is preferred

Key specifications

• Output power (RMS): 100 W
• Speaker configuration: Mono, single speaker
• Connectivity: Wireless (Bluetooth or equivalent wireless technology)
• Battery capacity: 1200 mAh rechargeable battery
• Estimated playtime: Up to 3 hours on a full charge
• Supported audio format: MP3 playback compatibility
• Form factor: Cylindrical, portable design
• Colours: Blue and silver finish

How to use

Charge the built-in battery fully before first use using the supplied charging cable or a compatible USB charger. Power on the speaker and enable wireless connectivity on your source device, then select the device name shown by the speaker to pair. Start playback from your music app or media player; volume and basic controls are managed either from the connected device or on-device controls if available. After use, power off the speaker to conserve battery and recharge as required.

Recommendations

For consistent performance, avoid exposing the speaker to prolonged direct sunlight, moisture, or dusty environments. Charge the battery before long periods of storage and avoid complete discharge when possible. Use moderate volume levels to extend battery life and prevent distortion from single-driver operation.