BT-C1

*Version:Bluetooth Stereo 4.2

With Silicon Necklace

Magetic Attraction, Metal Case
*Support:HSP/HFP/A2DP/AVRCP 
*Talking time:6H

*Battery: 3.7V/110mAh
*Standby time:≥100H
*Effective distance:10M
*Charging time:within 2h
*Charging boltage: DC 5V