1. BT5.0: Built-in Bluetooth 5.0 chip, auto-pairing when turn on, with more than 10 meters connection distance, you can enjoy music freely. 2. Noise reduction: DSP digital noise reduction technology is used to allow you to listen to songs without noise. 3. 1200mAh Battery: For 3-6 hours of playtime on a full charge. 4. FM Radio: Built-in FM radio function allows you to choose from a wide variety of free stations to listen to the news, talk shows, broadcasts, etc. 5. Multi-mode Playback: Support AUX-in, micro-SD card, USB disk, free for you to enjoy music. Control buttons: Press buttons on / off, answer / pause, switch mode, skip songs, adjust volume etc. Bluetooth version: V5.0 Bluetooth Distance: Up to 10m Battery capacity: 1200mAh Frequency response: 60Hz-15KHz Support functions: Bluetooth, AUX input, FM radio, TF card playback, U disk playback Charging voltage: 5V Power: 5W+5W FM frequency: 87-108MHz Audio signal-to-noise ratio: Greater than or equal to 75dB Colour:black Material:Metal Package Contents: 1 x Soundbar Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.