*Bluetooth Specification V1.2 Ready *Stylish & fashionable design *Bluetooth Class 2 *Diverse Wirelss Functions *Bluetooth Class 2, 20 meters (in open space), *Carrier Frequency : 2.4 ~ 2.483GHz,Data Rate : 1 Mbps *I/O Interface :USB v1.1 ; Input Power:DC 5V, USB Power;System Support: *Windows XP/2000/ME/98SE ; Boundled Bluetooth Software :IVT BlueSoleil *Language Supported: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, French, Italian, German, Spanish