1.Working Frequency: 433.92MHz 2.Working Voltage: 12V~24V AC/ ... automatic door control systems.We serve programmable wireless remote,transmitter,receiver,tubular motor control panel,motor group controller,sliding door ... Transmitter stored30PCS,300PCSconnectionCABEL CONNECTION AND TERMINAL CONNECTIONworking door and window for Control board,remote, 1-channel wireless receiver with 433.92Mhz frequency