Product Description

*Bluetooth: v4.1
*Speaker Unit: *0mm
*Impedance:*2Ω±*5%  
*SNR:**0db  
*Distortion: *Frequency:****0kHz 
*Transfer distance: *0m
*Battery Capacity: *0mAh
*Talk time: about 4.5 hours
*Music playing time: about 4 hours
*Standby time: about **0 hours
*Charging time: about 2 hours
*Case Material: ABS
*Size: *4.5**5**2.6mm
*Weight: *0g
*Color: Black,Green,Blue,Red
*Supports: Voice prompt, answer the phone   
*Function: Headset/Handfree/ A2DP/AVRCP Profile. 

*Features:
Small and light design brings you comfortable during sport
A2DP + AVRCP: playing stereo music, remote control
Supports APTX/AAC (optional) for outstanding audio quality and professional sound
Special charging clip allows charging via ac power adapter or computer USB port
Pause music and play back automatically when receiving an incoming call
Call transfer between the headset and Bluetooth mobile phone