... : 433.92MHz 2.Working Voltage: 12V~24V AC/DC 3,With cable connection 4 rolling code Hiland Technology is professional desinger ... manufacture of the automatic door control systems.We serve programmable wireless remote,transmitter,receiver,tubular motor control panel,motor group controller ... CONNECTIONworking door and window for Control board,remote, 1-channel wireless receiver with 433.92Mhz frequency