供應100米USB藍牙適配器
 Chipset: CSR
    Bluetooth Version: V2.0
    Working distance: 100 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.