Power supplier: DC5V
Bluetooth version: Bluetooth2.1V，3.0V compatible
Output power: 3W(1KHz,THD10%)
Frequency: 280Hz——16KHz
Signal&noise ratio ≥95dB
Distortion: ≤0.5%
Impedance: 4 OHM(Ω)
Amplifier single track 3W
 Lithium Battery: Removable 400mAh
Play time: 2-4H
Speaker Unit: Ø40mm
Case Material: ABS (rubber oil)
Dimensions: 108*36*54mm
Working distance: Up to 10 m
Main function: Bluetooth.TF card .AUX.USB.FM .MIC
Net Weight: 150g
Color: White/Black/Red/ Green/Yellow