Bluetooth V2.0 + EDR
USB2.0 specification, backward compatible with USB1.1/1.2
USB bus powered, no power supply is built-in LED work light indication
Slim extremely light, built-in antenna, no USB connection, use, easy to carry
Frequency :2.400-2 .4835 Ghz
Usage Frequency: frequency hopping
Spread spectrum (FHSS)
Transfer Rate: 3Mbit / s (EDR), transmission speed more quickly
Security: 128 bits safe mode
Supports all Windows systems, including Windows, xp, vista, win7 win 8, etc
Support EDR security mode
Wireless transmission of documents, audio, video, wireless networking features such as wireless printing
Wireless connected devices (such as computer / PDA / mobile phones / printers / wireless game controller) with Bluetooth technology
Support VOIP voice calls seamlessly connect Skype software.
Bluetooth specification V 2.0 & V 1.2 Compliant
Supporting profiles : networking, Dial-up, Fax, LAN access , and Headset
Plug and Play, no driver