AudioControl DQDX 6 Channel Equalizer

Free iOS Mobile Tools app with DQ-61 Delay module
User-friendly Signal Delay to control the acoustical alignment between the left and right channels plus the front and subwoofer channels
Individual equalization controls for the front, rear and subwoofer channels for simple yet precise system tuning
Fully adjustable 24dB/Octave Linkwitz-Riley electronic crossover
PFM (Program Frequency Match) Subsonic Filter
Six channels of RCA line level inputs
ACR-3 Dash Control Remote allows for control of the subwoofer level plus processing bypass
Discrete Input and Output level controls with clipping indicators
Remote turn on output provides a 12-volt trigger to turn on your amplifier
Built in Pink Noise for easy Signal Delay and Equalizer tuning and system set-up
Bulletproof 5 year warranty (when installed by an authorized AudioControl dealer)