... .Electrical Characteristics:NRF905 work band: 433/868/915MHzChannel number: 170Function: transmitter / receiverFrequency stabilization method: PLLModulation mode: the FSK / GMSKMaximum output power ... - 3 .3 VApplication:Vehicle monitoring, remote control, telemetry, small wireless network, wireless meter reading, access control systems, residential paging, industrial data acquisition ...