Check the listing for details. dbx DriveRack 260 Complete Equalization/Loudspeaker Control System 1978818688 RF. Color: Black, Condition: Good - Refurbished. Listed at 756.00 USD. Designed to be the only device necessary between the mixer and the power amps, DriveRacks are all-inclusive loudspeaker management systems versatile enough to suit any sound reinforcement, monitoring, or install application. The DriveRack 260 offers 2 independent channels of processing power with a linkable 28-band graphic EQ, industry-standard dbx stereo compressor module, feedback eliminator, and the 120A Subharmonic Synthesizer on the input signal path. 6-channel output system includes parametric EQs, PeakStopPlus limiters (to provide protection against speaker blowouts), and alignment delay. Setup Wizard gets you up and running quickly and GUI control provides easy PC-based control.