Frequency response: 20Hz-20KHz
Transmission frequency range: 2.402G-2.480G
Transmission distance: 8-10m
Output power: 4 ohms * 5W
Packing:1 pc Soundbar ,1pc charging cable,1 pc RCA line,1 pc remote-controller
Model:BS-28B
Charging type: micro USB 5V/1.5A
Battery type: 18650 polymer battery
Bluetooth version: Jerry V4.0
Usage time: approximately 3.5 hours
Signal to noise ratio: ± 80db
Size: 550 * 50 * 50mm (21.65 * 1.97 * 1.97in)
Battery capacity: 2000mA