IP65
Bluetooth: V5.0
Output power : 5W X 2
Frequency response: 60Hz~18kHz
Impedance: 4Ω
Sensitive: 80dB±2dB
S/N Ration: ≥80dB
Distortion: ≤0.3%
Input: USB 5V
Battery:lithium 4400mAh
Charge time:4.5H
Play time:up to12H
Dimension:181*71*55mm
Weight:475g