Car Audio DSP 2.8X Digital Crossover and Equalizer 8 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay. PRV DSP HANDLES IT ALL: The PRV DSP 2.8x processor features 2 audio inputs (A and B) and 8 channel crossover independent outputs and allows you to choose the audio source (A, B or A + B) for each output.
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