Parameters :

Output power : 3W
harmonic distortion  : 0.5%
frequency range : 90Hz-20Hz
S/N  : >68dB
separation : >45dB
OUT Nonminal impedance : 4Ω
Full-range speaker: 40mm 4Ω 3W  


Functions:
1, Wireless Bluetooth
2, handsfree
3, OV program