The Obsidian NX 2-Port DMX Node is USB powered. As a member of the innovative ONYX platform from Obsidian Control Systems, the NX DMX provides instant access to DMX in and outputs, as well as RDM communication. The device is plug-and-play and requires no drivers or additional configuration to integrate with ONYX. It is designed to work with any PC but also works with any ONYX console as a fast and affordable way to add two additional DMX ports. The NX DMX enables the ONYX NOVA PC license for up to four universes. When connected to an ONYX licensed PC or ONYX console, the NX DMX is assignable to any one of 255 universes.