Mini USB to DMX 512 Interface Adapter Controller Dmx512 Pc Stage Lighting Controller Dimmer Dongle Freestyler USB DMX Interface Interface A:USB female Interface B:DMX 3PIN female Micro processor enabled.Supports Various 3rd party softwares Internal frame buffering.Drivers for Windows and Linux. DMX512 times configurable.Support Windows XP, Vista, Windows 7 (32bit and 64bit)