USB to DMX512 Controller Support ENTTEC E1.11 DC-DC Insulation 40HZ It support E1.11 - 2008, USITT DMX512-Astandard. The accompanying Driver software allows the computer to control and configure the DMX USB PRO. The DMX USB PRO is a hardware interface which can convert between a computer, by plugging it into a Universal Serial Bus (USB) and various types of lighting equipment,via the industry standard DMX512 protocol. Buffer the DMX data in the interfaceHardware USB chip, high-speed data exchange40HZ DMX standard refresh rate. Available with 3-pin and 5 pin connectorscan easy tocontrol all lighting by DMX signal.