USB to DMX Interface Adapter Transmitter LED DMX512 Computer PC Stage Lighting Controller Dimmer USB A male metal shell to Din 3pin female adapter cable USB DMX Interface. Micro-processor enabled. Supports Freestytle software. DMX512 times configurable. Support for Windows XP, Vista, Windows 7, Windows 8, Windows 10 ( 32bit and 64bit ). Wireless distance: 300m There are 2 types of receivers: 1. Equipped with a built-in battery receiver, it can be charged for 3 hours and used for 13 hours. 2.dmx to usb interface Color: black Material: ABS Package Contents: 1 x DMX512 Computer Transmitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.