Audison AP4.9 bit 4Ch 9 CH DSP 520W

JL Audio 300/4v2 4-Channel 300W RMS Car Audio Amplifier

Infinity DSP4425 All-in-One Class A/B 4-Channel Amplifier with DSP Control Open

PZ-D8 8-Channel Car DSP Audio Processor 4x180W Digital Vehicle Power Amplifier

Stetsom High Line HL DSPLAYER 400.4 Car Audio Amplifier DSP Mobile App Control

PIONEER Carrozzeria DEQ-S1000A2 Digital Signal Processor DSP Amplifier Car Audio

Rockford Fosgate 3Sixty.3 Signal Processor DSP. Needs Plug-in For Wires

Memphis Audio VIV600.4V2 SixFive Series 600w 4-Channel Car Amplifier Amp w/ DSP