Bulletproof DMX Interface When it comes to DMX control systems, few systems are as robust, feature rich, or easy to use as Onyx by Obsidian. Part of the Onyx system, the NX DMX 2-port USB DMX interface offers everything professional lighting techs at GearNuts demand: dual ports for two full DMX universes, 5-pin DMX support, and RDM communication. The NX DMX also provides perfect integration with Obsidian's Onyx software and Onyx consoles. With a rock-solid NX DMX interface and Onyx software on your PC, you have everything you need for modest coordinated lighting applications.Obsidian Onyx NX DMX 2-port USB DMX Interface Features: Robust USB DMX interface for Windows PC or Onyx consoles 2-port design provides access to 2 universes of DMX control USB powered and compact for total portability 5-pin DMX connectors accommodate professional lighting instruments Perfect for clubs, churches, trade shows, and small events