Specification of wireless
Wireless version : 4.2
Operation distance : 10m
Range of frequency : 2.402 2.480GHz ISM band.
Specification of Earphone
Type : stereo earphone with MIC
Speaker : 40mm
Impedance : 32
Sensivity : 110dB + / 3dB
TF card supported : 128M 32GB
FM frequency response : 87.5 108MHz
Rechargeable lithium battery : 150mAh.
Smart power save mode : if not connected BT mode , it turn off automatically after 5 minutes.
Allow you to enjoy digital quality music wirelessly and convert between music and phone calling mode freely.
Support BT stereo devices to receive stereo music from laptop computer , tablet PC,blackberry,BT adapter or another devices that support BT stereo audio.
Talk time up to 4 hours.
Music time up to 4 hours.