Feature:

1,Truely bluetooth sports earphone, it will not fall even shaking heads violently
2, Mini size,easy to put away; cheapest price.
3, High quality HIFI sound and noise proof
4, Private mould,unique design
5, Compatible with 99% devices from the market.

Specification:

Bluetooth Protocol standards: Bluetooth V4.1+EDR
AIROHA: HSP/HFP/A2DP/AVRCP
Button function: V-/next music/V+/previous/pause/play
Receiver distance: 10m/360 degree
Battery: Chargeable 3.7v/50mah lithium battery
Charging time: About 2 hours
Successive working time: About 10 hours
Speaker output: 5mW
Frequency Response: 20Hz~20kHZ
Sensitivity: 95+ 3dB