Car Audio Digital Crossover and Equalizer 4 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay. INTEGRATED EQUALIZATION SYSTEM: With 15 band graphic car audio equalizer amplifier, manual tuning, or through 12 presets (Flat, Loudness, Bass Boost, Mid Bass, Treble Boost, Powerful, Electronic, Rock, Hip Hop, Pop, Vocal and Pancadão).
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