Material : ABS
Bluetooth V3.0+ EDR, Class 2 transmission power
Bluetooth Profile : HFP, HSP, A2DP, AVRCP
Function : BT on / off, play, pause, volume control, previous song, next song, redial / answer / reject / end calls
Battery : built in rechargeable 3.7 v / 100 mAh lithium battery
Built-in MIC, USB charging port
Operating Range : 10 m
Frequency : 2402MHz~2480MHz ISM Band
Speaker : 10mm / 30mW / 32 ohm
Microphone Sensitivity : -42db
Input Voltage : DC 5V
Charging Time : 1-2 hours
Working Time : 3-4 hours
Accessory : Userguide, Micro USB cable
Compatible : mobile phone, iphone,PC,All bluetooth enabled devices