1.      Type: Wireless Sports bluetooh earphone

2.       Chip: CSR8635

3.      Bluetooth protocol standards:  Bluetooth V4.1+EDR

4.      CSRsolution:  HSP,HFP,A2DP,AVRCP

5.      Button function:  V- /next music/V+/previous music/pause/play

6.      Receiver distance:  10m/360

7.      Battery:  Chargeable 100mAh lithium-ion battery

8.      Charging time:  Less than 2 hours

9.      Successive working time:  up to 7 hours

10.  Standby time: 300 Hours

11.  Color: Black, Gray