1. Crystal casing Bluetooth USB dongle
2. Operation range: 20 meters (class 2) or 100 meters (class 1)
3. Carrier Frequency: 2.4-2.483GHz
4. Spread Spectrum: FHSS
5. Data Rate: (Bluetooth v1.2) 1Mbps or (Bluetooth v2.0) up to 3Mbps
6. I/O Interface: USB v1.1
7. Input Power: DC 5V, USB Power
8. Sensitivity: (Bluetooth v1.2) <0.1% BER at -80 dBm (Bluetooth v2.0) <-82 dBm (typical), GFSK
9. LED Indicator: Single LED
10. Dimensions: 55 x 18 x 10 mm
11. Color: Blue, red, white, black
12. Net Weight: 7g
13. Gross Weight: 41g