bluetooth usb dongle M10 (bluetooth usb dongle M10)

Specifications︰ Chipset: CSR
Bluetooth Version: V2.0.
Working distance: 20 meters.
Frequency Range: 2.402hz-2.480GHz.
Receive Sensitivity: -80dBm.
TX Power: 20dBm.
Input power 5V from USB port.
Operating channels: 79 channels of 1MHz BW.
Host interface (USB): USB spec 2.0 complient.
Operating temperature: -20℃-75℃.
Storage temperature: -40℃-85℃.
Operating humidity: 10%-90%.
Works with bluetooth enabled device.