Bluetooth Standards: Bluetooth 2.1 EDR Transfer rate: Up to 3.0Mbps Range: 100 Meters (300 feet) Transmission Power: Class 1 Voltage: USB Powered, 5V Radio Frequency: 2.402 GHz - 2.4835 GHz ISM Band Receiving Sensitivity: -90dBm Operating Systems Supported: Vista, XP, 2000, Mac OS 10.1.4 or above, Linux