What is the PRO DJ LINK function?

Connecting a PRO DJ LINK compatible Pioneer DJ player （CDJ-2000NXS2/CDJ-2000NXS, etc.) and this unit with a LAN cable to playback music exported from rekordbox on DJ systems, and perform in step with beats and bars of the music. To use this function, select your model name from the “[Software & Firmware Update Information] (http://www.pioneerdj.com/en/support/software/ "")” page, download the latest firmware, and apply the update.