D-Link DBT-120 USB 2.0 Wireless USB Bluetooth Adapter Bluetooth Standards: Bluetooth 2.0 Transfer rate: 2.1Mbps (Bluetooth 2.0) 723.2Kbps (Bluetooth 1.x) Range: Up to 10m (33 ft) Security: 128-bit encryption Pairing Authentication Transmission Power: 4dBm Radio Frequency: 2.1GHz to 2.485GHz Receiving Sensitivity: -80dBm @ 01% BER Operating Systems Supported: Windows XP SP2 or Windows 2000 SP4 or MAC OS X (v10.4/ v10.3)2 with USB 1.1 Support
