... our company's PX705 DMX decoder, it's a constant current decoder. Use the advanced microcomputer control technology, can control three ... standard protocol02. DMX signal detection and indication function, can distinguish DMX signal states03. 3 output channels, 5 levels current,( 300/350/500 ... on line.Sample RoomWorkshopDMX Constant Voltage Decoder 3 Channel Constant Current RGB DMX Controller