Feature:1. There are 7 groups ID code settable, and user can use 7 groups individual wireless net without any interfere, and comes with antenna for more stable signal transmission.2. It amplifies the DMX512 signal, with electrical isolation between input and output, prolonging the DMX signal transmission distance and making the transmission more reliable.3. Designed with 1 input, 1 output directly, 8 independent outputs, avoid the system after the class DMX signal interference and destruction and greatly save your setup time and the use of cable.4. With 1000V isolation between input and output and between any individual outputs, each interface also has over-current protection, so all of these will maximize the protection of your console and lights.5. It is specially designed for connection of DMX512 receivers like dimmers, par lights, moving lights in any club, bar, stage or mobile show looking to work with light controller.6. With hook mounting design, it can be hung on the wall or nailed anywhere and eliminate restrictions on where controllers and fixtures can be placed in relation to one another.Specification:Specifications:Color: BlackMaterial: Metal and ABSConnection Types: 3 pin XLR modelInput Voltage: DC 9-12v 500MA minItem Size: 17 x 12.7 x 4.5cm or 6.6 x 5 x 1.7inPackage Size: 19.3 x 15.8 x 5.5cm or 7.5 x 6.2 x 2.1inPackage Weight: 696g or 24.5oz.Package List:1 x Signal Splitter1 x Power Adapter1 x Instruction(English and Deutsch)