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Quick Overview

4-Band ½ DIN Equalizer


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  • 2 Selectable Balanced Inputs
  • Variable Stereo Input Sensitivity
  • 4 Variable Frequency Bands ± 18dB Parametric Equalizer
  • Independent Volume & Fader Control
  • Independent Subwoofer Output and Level Control
  • Variable Subwoofer Low-Pass Crossover
  • 8V MAX Front, Rear, & Subwoofer Outputs
  • Low Noise BI-FET Op-Amp for Minimum Distortion
  • 20dB Headroom, 30V Bipolar Power Supply
  • Blue LED Backlighting
  • Quick Disconnect Wire Harness
  • S/N Ratio 115dB @1V
  • THD:0.05%
± 18dB Parametric Equalizer
Utilize 4 variable frequency bands with ± 18dB to tune your system. Frequency bandwidths include 60-150Hz, 200-400Hz, 1.2-2.5kHz, & 7.5-15kHz.
Selectable AUX Input
PWM-20 features an AUX input to integrate multiple sources, like game console, or MP3 player. A front panel switch easily changes between sources.
Subwoofer Level & Crossover
The subwoofer level control conveniently adjusts the subwoofer output level. A variable 30-250Hz low pass crossover filters out unwanted frequencies your subs can't play.

PowerAcoustik is a brand that operates under the umbrella of Epsilon Electronics Inc - a company who specializes in the automotive electronics audio/visual industry. Dating back more than 30 years, Epsilon Electronics Inc. has been a pioneer in the audio world with visionary products for both the home and vehicle. As an innovator, Epsilon introduced several mobile video products, securing significant global market share in a young, evolving technology.

PowerAcoustik is one of the leading name brands under the Epsilon Electronics Inc. Our approach is simple: continue to increase the value of products for our customers. Each year we offer products with features that supersede previous models, as well as your expectations. We apply the most innovative ideas to our designs and features up to the last possible moment, insuring nothing is overlooked.