Output power: 3W*2
Driver unit: Dia 45mm Full Range 4Ohm 3W*2;5090 Radiation plate
Frequency: 20Hz - 20kHz
S/N: ≥65dB
Distortion: ≤1% 1W 1kHz
Dimensions: W128*H73*D50mm
Interfaces: Input: Bluetooth,Aux,Micro SD,USB,Micro USB in,Mic
Manual functional controls: power/Mode, Prev/Vol-,Play/Pause,Next/Vol+
Battery: 3.7V 1800mAh Lithium battery,playing time 3 hours