A remote control device is disclosed. a remote control device includes: a user interface; a memory storing at least one instruction and a plurality of binary codes; a communication interface; and at least one processor operatively connected with the user interface, the memory, and the communication interface and configured to execute the at least one instruction to: identify, based on a user command receiving through the user interface, a binary code corresponding to the user command from among the plurality of binary codes, identify, based on a pre-set number of bit units, a plurality of bit groups corresponding to the binary code, and control the communication interface to transmit a first pulse signal corresponding to the plurality of bit groups.