9 frequencies; panel mount RCA inputs; selectable low-pass filter; adjustable 9V output level; dual AUX inputs; RCA jack; removable quick release power terminal block; TrueTune technology; 0.01 THD; 94dB signal-to-noise ratio; 20k ohms input impedance; 50k ohms output impedance; master volume, subwoofer level, and fader controls; polystyrene capacitors; low tolerance resistors

The XEQ-9XO 4 Band Equalizer and Pre-Amp is the perfect solution to take your sound system from good to excellent by giving you 9 EQ controls, subwoofer volume & crossover controls, fader and multiple inputs. Most all of us have multiple musical tastes and each one of them require different listening desires. By having the ability to set different EQ settings gives us the ultimate control over the sound reproduction and multiple source inputs.