Channel:2.0
1. Bluetooth version: V4.2 
2. Speaker: 5W*4 
3. Bluetooth distance: 10M 
4. Battery capacity: 2000mA 7.4V
5. Nominal voltage: DC 5V 
6. Music playing time: about 3 hours. 
7. Standby time: 120 hours. 
8. 1A Charging time: about 4 hours. 
9. Audio Input: Bluetooth, USB, 3.5mm Aux, TF card 
10.Dimension: 490 x 50 x 50mm / 19.29 inch x 1.97 inch x 1.97 inch
11.Net Weight: 731g(soundbar:616g dock:115g)
12.FM Radio Frequency: 87.5-108
13.Accessories: charging cable, 3.5MM-RCA cable, 3.5MM audio cable, manual
14.Support TV/PC/Phone/Tablet/Laptop/MP3/MP4/DVD player/TV Box Audio