1, Bluetooth version: V4.0 + EDRcompatible with V3.0, V2.1, V1.1 
2, chipset: CSR BC8645 
3, the transmission power: Class2 
4, the transmission frequency: 2.4GHz 
5, the transmission distance: 10 meters above 
6, Talk time: 3 to 4 hours 
7, standby time: 120 hours 
8, support for file formats: apt-X, A2DP, AVRCP, HSP and HFP 

& Delivery time

The prepare time for mobile phone spare parts and phone accessories are different.

For small order:1-3days

For Qty5k-20k: 7-12 days

For Qty20k-50k:12--15 days

For Qty more than 50k,please email discuss.

& Payment

We are can receive paypal ,Western Union, T/T bank transfer and MoneyGram and Paypal. 

50% as deposit and balance before shipment.

  & Shipment 

Small order by DHL, FedEx, TNT, UPS or EMS, Hong Kong Post etc.

      If your quantity is large, ocean shipment and air freight are available