1) Bluetooth V1.2 ; USB V2.0
2) Operation range: 0 - 20m (Bluetooth class 2)
3) Built-in antenna
4) Frequency band: 2.4GHz unlicensed ISM band
5) Maximum data rate: 1MB
6) Sensitivity: -89dBm at 0.1%BER
7) LED status indicator
8) Software support: Windows 98 / 98 SE / MC Windows XP