Features:
1. Bluetooth V3.0+ EDR
2.FreeSync Android application support
3. Extended battery life
4.Dual-mic noise cancellation
5. phone call freehand， surpport connect 2 phones
6.Talk time/Play time: up to 6 hours
7. Standby time: up to 150 hours
8. Power source: Built in rechargeable Li-ion battery
9. Main functions: it can change automatically when a call come
10. Distance: Up to 10M

Compatiable with:
1.For iphone 4 4s 5 5s 6
2.For samsung galaxy S serial cellpones
3，For samsung galaxy note serial cellphones
4.For ipad 2 3 4 ipad mini
5.For samsung galaxy tab note tablet pc