1.Working Frequency: 433.92MHz 2.Working Voltage: 12V~24V AC/DC 3, ... and other accessories. 1-CHANNEL RECEICER SERIES, R5101,R5102,R5103,R5104,----Rolling code R5105,R5106,R5107,R5108---Fixed code Model No R5101 ... TERMINAL CONNECTIONworking door and window for Control board,remote, 1-channel wireless receiver with 433.92Mhz frequency