Sound Processor, Equalizer, Audio Crossover Unit
From Amazon
Behringer ULTRADRIVE DCX2496LE Ultra-High Precision Digital 24-Bit/96 kHz Loudspeaker Management System
Gear 4 Music
Behringer DCX2496 UltraDrive Loudspeaker Management System
Thomann
Behringer DCX2496 Ultra-Drive Pro Lautsprecher Management-System