B923BL Awei Wireless Sports Earphone Version 4.2 w/ Built-in Magnet

Bluetooth Version: V4.2

Battery Capacity:55mAh

Sound System:Stereo Dual Track

Talk time:6hours

Music time:4hours

Input charging Standard:DC 5V 300MA

Best Transmission Distance:10m

Support:HSP/HFP/A2DP/AVRCP

Support IOS system power display

CVC 6.0 Smart noise reduction high version

5.1 sound track with surround stereo