AN404 controller is an external power supply controller，based on the ARTNET protocol Ethernet network driver, the controller can convert the network data packets in the ARTNET protocol into standard DMX512 data or SPI data. The controller has three control modes: ARTNET、DMX and sACN mode, which can perform effect recording and can be used offline; it supports SPI+485 remote transmission with a distance of up to 100 meters. This product can be widely used in stage performance lighting control system, stage performance, bar lighting and other occasions；