The dbx 234XL is a rugged, high‑precision crossover built for professional PA systems. It supports stereo 2‑way, stereo 3‑way, or mono 4‑way operation, giving sound engineers full control over frequency distribution across subwoofers, mids, and highs. With XLR balanced I/O, 40Hz low‑cut filters, phase reverse switches, x10 frequency range multipliers, and individual output level controls, the 234XL ensures clean, accurate crossover performance in demanding live environments. Ideal for church sound, concerts, DJ rigs, rental systems, and installed venues.