DEQ-S1000A - Universal Sound Processor for integrating factory installed head units (OE sources) with aftermarket amplifiers and speakers | Pioneer Electronics USA
DEQ-P8000 - Bring the World of Surround Sound Audio into your Vehicle with our 5.1 DSP | Pioneer Electronics USA
DEQ-7600 - Customize your Music & Songs with the Universal Digital Equalizer | Pioneer Electronics USA
Rare Flagship Old School DEX Pioneer Premier Car Stereo CD EQ DEQ Equalizer DSP | eBay
Pioneer Carrozzeria FH-P070MD CD/MD Receiver DSP Processor High-End Class Japan | eBay
Pioneer dsp deq 7600 brand new... - Pioneer Old School | Facebook
Best Buy: Pioneer Universal Digital Equalizer DEQ-7600