RMC300 control unit is a hardware control panel integrated with the software controller RMC-300C APP which initializes the functionalities of panel buttons, joystick and T-Bar at once APP was started and build connections with up to 24 datavideo PTZ cameras. It defines the Joystick as Pan-Tilt control, Knob as Zoom control, TBar as Focus control, and panel buttons as camera selection, preset position, white balance mode, IRIS, color, sharpeness, and gain controls.