Features : - Supports Pairing Bluetooth Devices To Play Music Such As Mobilephone , Handsfree Call - It Will Prompt The Phone Number When You Have A Coming Call, Its More Convenient - Smart Power Off - If Not Connected Wireless Mode, It Will Turn Off Automatically After 8 Minutes - The Built In Rechargeable Lithium Battery, Environmental Protection
Specifications : - Wireless Version : 4.2 - Supports Profiles : A2DP, AVRCP, HFP, HSP - Transmitting Power : Class 2 - Frequency Range : 2.402-2.480 GHz - Sensivitity : 105dB +- 3dB - Rechargeable Lithium Battery : 70mAh - Talking Time : 3 Hours - Music Playing Time : 3 Hours - Charge Time : < 2 Hours