Bluetooth version: V2.1+EDR                                                                                                                     
Operation range: Up to 10 meters                                                                                                  
Dual micphones,Noise canceling,Echo canceling                                                                                                                     
Multi Paring: Supported to connect 2 mobile phone                                                                                   
Supported File: Bluetooth Headset and Handsfree                                                                                                                                                    
Talk time: Up to 4 hours,Standby time: Up to 120 hours
size:49.4x18.3x12.1(mm),Weight About: 12 Grams
Battery Type: Rechareable Poly-Li Battery
Genernal Feature: pick up a call, end a call,reject a call,call redial mute,transfer a call,Volume adjustment,voice-dial.

Remark:        
1.Price is FOB Shenzhen       
2.payment:30% deposit and 70% balance before shipment       
3.warranty:12 months        
4.MOQ:1000pcs        
5.L/T:4-6weeks.        
6.The price only include USB cable,The price need $1.0 more if need CE charger.The price need $1.5 if you need UL charger.        
7.BQB,FCC,CE,Rohs certificated.