Showtec DIM-4 4-Ch. Dimmer/Switcher, Compact Dimmer and Switch Pack, 4 Channels, each protected with 3A, Can be operated on any power socket, Input voltage: 230 V / 50 Hz, Output: 3 A/Ch, Total: 8 A, Controlling: DMX-512, stand-alone, music control, DMX channels: 1.2 or 4, Mode: Dim or Switch, Data in/out: XLR 3-pin, Power supply: Earthed plug, Dimensions (L x W x H): 220 x 82 x 275 mm, Weight: 3.5 kg