Wireless Version: 5.1
Range: 10 meters
Talk Time: 3 Hrs
Battery Capacity: 1200 mAh
Speaker Unit; 45mm*2 4ohm 5W
Low Frequency Diaphragm*2
Signal to noise ratio S/N: >90dB
Transmission Frequency: 2.4GHz
Playing Music Time: 3 Hrs
Charging Time: 2 Hrs
Function: support BT playback, call, FM, TF, USB, AUX, TWS playback mode