... automatic door control systems.We serve programmable wireless remote,transmitter,receiver,tubular motor control panel,motor group ... ,rolling shutter controller board and other accessories. 1-CHANNEL RECEICER SERIES, R5101,R5102,R5103,R5104,---- ... DCWeight Transmitter stored30PCS,300PCSconnectionCABEL CONNECTION AND TERMINAL CONNECTIONworking door and window for Control board,remote, 1-channel wireless ...