Chauvet DJ 4BAR TRI USB LED Wash FX Light Fixture With Stand, D-Fi USB, DMX Control, and Out Of The Box Wireless Control Chauvet DJ 4BAR TRI USB LED Wash FX Light Fixture W/Stand+D-Fi USB DMX Channels: 3 or 15 DMX Connectors: 3-pin XLR Chauvet DJ D-Fi USB Wireless Transceiver Controller For D-Fi Ready Lights Operating Frequency: 2.412 to 2.484 GHz