1.Support A2DP,AVRCP, Handsfree profile.2.Bluetooth Version:V4.2+EDR Class 23.Working Range:Up to 10metes4.Dimension::18*8*2.5cm6.Speaker:40mm7.Loudspeaker Output:3W8.Frequency Response:280HZ-16KHz9.Signal-to-Noise:≥dB10.Distortion: ≤0.5%11.Battery Voltage/Capacity:1200MAH
