1.Bluetooth RDA
2.Aux in, compatiable with all 3.5 Audio Device
3.With Bass Diaphragm.
4.Hand free
5.IPX 65
Speaker Size:2"*2
Output power : 3.5W*2
Frequency response: 90Hz~18kHz
Impedance: 4Ω
Sensitive: 80dB±2dB
S/N Ration: ≥60dB
Distortion: ≤0.5%
Item Size:163*51*222mm