... pcsPackingCoiled in plastic film or in cartons,and according to customer's requests.SampleAvailableShipment service1)Small quantity, DHL/FEDEX ... operating system compatible. 4 Receiver sensitivity:-75bm (standard) up to 4bm, low radiation 5, Modulation: 2.4G Direct ... computers, can also support the Bluetooth HID protocol to connect a variety of portable electronic devices, IPDA, PDA, UMPC, Pocket PC ...