Connect the USB Type-B 2.0 connector to your computer to enable DMX/RDM input on compatible software MacOS, Windows or Linux computers. The DMX USB PRO is equipped with an industry standard XLR5 connector to protect your computer from any ghost voltage on the DMX line both data and power line. It also has an internal frame buffer for consistent DMX generation at output, so timing is not dependent on the PC processor. DMX USB PRO supports a wide range of third-party software, allowing users to integrate their own software projects using DMX USBPRO developer API. You can also test, update, and configure your DMX USB PRO using ENTTEC free EMU software. You can also modify the firmware to meet the exact requirements (RDM or non-RDM). ■ 512 DMX channel (1 univer) input/output ■ Fully compliant with USITT DMX512-A ■ Output refresh rate can be set from 1 to 40 FPS (frame/second) ■ Compatible with non-standard devices ■ Supports MAB and Break Time using EMU software ■ Compatible with Windows, MacOS, Linux ■ 1500V Fully Insulated ( Separate data and power line and protect your computer from surges); RDM compatible (ANSI E1.20 compliant); Drivers for Windows, MacOS, Linux (drivers released and maintained by FTDI); Compatible with various open sources and professional lighting control programs; Can be incorporated into your own software using the developer API; Official Japanese language manual (English language not guaranteed).