Pioneer DJ OPUS-QUAD 4-Channel All In One Rekordbox/Serato System

4-channel All-in-one DJ System with 10. 1" Touchscreen, Rotary Selector, 16 Hot Cue Pads, XY-Pad, FX, Multi-zone Output, ESS Technology D/A Converter, Wi-Fi, Bluetooth, Per-channel 3- band EQ, USB-A (3. 2), 2 x USB-A (Standard), USB-C, Software ... Between four USB ports, Wi-Fi, Bluetooth, zone routing, and compatibility with rekordbox, Serato, and more, the Opus-Quad can simultaneously pull music from multiple sources, and the ESS Technology D/A converter ensures unrelenting sonic fidelity.

Mac or PC, SSDs to wireless, this controller can easily manage every source. I guess the only reason you'd get an XZ is if you *have* to practice or if you're using it for gigs constantly, because if the lack of backwards compatibility without checking the box in Rekordbox for the Opus Quad.

See also: DJ CD Players, Pioneer DJ, Pioneer DJ DJ Controllers, Pioneer DJ DJ Media Players - the color temp of the white LEDs for the buttons doesn't match the color temp of the white LEDs in the jog wheels. Purely aesthetic, but still... Pioneer has stated that the rekordbox library plus is the 'next step' for the rekordbox db, it's intent is to modernize the software, overcome old limitations and add more features.