The Disco Splitter is an Disco interface and four-output splitter all-in-one. The Disco DMX to USB interface is built right in. The unit has two inputs for when it is not being used with the Disco software. Each output and input has a 3-pin and 5-pin XLR connectors. Electronic isolation is used between input and output, and output and output. Its dimensions are 19” W x 6” L x 1.75”H. It has removable rack ears for rack mounting front or back and is also wall mountable.The Disco Splitter is assembled in the US.