Trendnet Ultra Range Bluetooth® USB Adapter. Connectivity technology: Wireless, Host interface: USB, Interface: Bluetooth 2.0. Data transfer rate (max): 3 Mbit/s. Modulation: GFSK, DQPSK, 8DPSK, Frequency band: 2.4 - 2.4835 GHz, Maximum operating distance: 100 m. Weight: 10 g. Certification: CE, FCC