A printing system includes a printing device for printing onto a recording medium; a media advance system for moving the recording medium into position to be printed on by the printing device when the printing system is in an operating mode; a connector for receiving AC line voltage; a power supply for converting the AC line voltage into a plurality of DC voltages; a wireless communication device for receiving image data; a controller for controlling printer operation when the printing system is in the operating mode, and for turning off at least one of the plurality of DC voltages when the printing system is in a low power mode; and an energy storage device for powering the wireless communication device when the printing system is in the low power mode.