1) Chipset£ºCSR BC313143A
2) Bluetooth Spec:V1.2 / 2.0
3) Frequency Range:2.402hz-2.480GHz
4) Receive sensitivity:-80dBm
5) TX power:0dBm
6) Range: 100M
7) Input pwoer 5V from USB port
8) Operating channels:79 channels of 1MHz BW
9) Host interface(USB):USB Spec 1.1 complient