Features:
1.PC-to-PC and PC-to-phone operation 
2.USB2.0 compatible 
3.Keypad Dialing via usb phone directly on 6 applications such as Skype, QQ, Google
Talk, MSN, AZM, Yahoo messenger 
4.No need sound card 
5.No external power required 
6.Complies with H.323, MGCP, SIP protocol 
7.Echo cancellation, noise reduction 
8.Full duplex communication 
9.Supports Skype speed-dial 
10.Key-in tone function 
11.Handsfree function 
12.LED indicates USB connection state 
13.Telephone mute function 
14.Optional color: black,white 
15.Size:152*38*18mm

Unit Price (FOB SHENZHEN):
Samples USD8.50
500pcs-2k USD6.10
2-5k USD5.60
5k-10k 5.00