Bluetooth hands free 
- Creative structural design,convenience and drive in security
- Battery:600ma,charging time:5 hours,stand-by time:60 days,working time:10 hours
- Charge method:car charger or USB port cable on the computer.           
- Function:New Bluetooth 4.0,compatible with Bluetooth 3.0,2.1,2.0,1.2 version
- Bluetooth distance:0-10meters
- Frequency range:2402mhz-2480mhz
- Size:90*62*33mm
- Support Chinese and English languages
- Support Bluetooth music, You can play music in the mobile phone by Bluetooth