1. Bluetooth specification SIG version 2.0 compliant. 2. FUll speed class 2 Buletooth operation. 3. Maximuum user data rate 3m/ACL. 4. Frequency range:2.400-2.4835 Ghz. 5. Current consumption 70mA Active model. 6. Sensitivity-80dBm typical. 7. Drive for Windows 98SE, Windows ME, Windows 2000 and Windows XP,USB 8. 11 language software contain 9. Picture Software interface