Disclosed herein is a communications device including: a first transceiver configured to transmit and receive a signal compliant with a first communication protocol; a first protocol processor configured to process a first frame included in the received signal; a second transceiver configured to transmit and receive a signal compliant with a second communication protocol; a second protocol processor configured to process a second frame included in the received signal; a recognizer configured to recognize the communication protocol of the received signal; a command handler configured to handle a command extracted from the first frame; a converter configured to convert a command extracted from the second frame and pass the converted command to the command handler; and a memory configured to store device identification information for use in the first communication protocol. The second transceiver transmits the device identification information to an external device.