Bluetooth dongle
Version: v2.1 + EDR
Cab type: Socket type
Connection: USB 2.0
The maximum transmission rate: 3 Mbps
Frequency: 2.4 GHz ~ 2.4835 GHz
Receive distance: up to 20 m (Class2)
Dimensions (width x height x thickness): 1.8 x 1.4 x 0.7 cm
Weight: 2.5 g