The Swit LA-R240 DMX 24 channel controller for lights is a standard zero-based DMX512 light console with 24-channel sliders for broadcast studios and stages. LA-R240 supports PowerCON AC 88-256V 50/60Hz input and loop output, RS232 remote control, RJ45 serial connection ports, and both male and female 3-pin DMX sockets. LA-R240 offers 6 Submaster sliders to group any of the 24 channels and one Master slider to control all connected lights. The LCD display shows the exact values of each DMX channel and has FINE +/- buttons to precisely adjust the slider values. Up to 4 LA-R240s can be connected via RJ45 cables to expand DMX channels up to 96. The Master unit is responsible for DMX channels 1-24, while the Slave units are responsible for DMX channels 25-48, 49-72 and 73-96.