Bluetooth earphone for sport s, durable for listening for mobile phone from wholesale OEM accepted

1)Bluetooth V4.0 version

2)Built in microphone
3)Color Option
4)Support voice to answer the phone.
5)Supports Bluetooth Headset music
6) support the last number redial
7)Conversation time: about5 hours
8)Music time: about18 hours
9)Standby time:150 hours
10)Charge port:micro USB cable 
11)Charge time: 1.5 hours
12)Operate range: ≤10m

Factory Information :

Storm electronics factory located in Shantou city which  Providing One-stop OEM/ODM Service From R&D to Sale.

 As a leading earphoe manufacturer in China,specialized  in designing and producing various kinds of  earphone with innovational tendency since 2007