Pioneer DEQ-S1000A2 - power amplifier (4-channel) with sound processor.
Pioneer DEQ-S1000A2 - power amplifier (4-channel) with sound processor.,Amazon.co.jp: Pioneer Digital Processing Unit DEQ-S1000A2 (DEQ-1000A Universal Specification) + Harness Tape 1 Piece Set, DSP : Automotive,Pioneer Digital Processing Unit DEQ-S1000A2 (DEQ-1000A Universal Specification) + Harness Tape 1 Piece Set, DSP : Automotive - Amazon.co.jp,Pioneer DEQ-S1000A Compact 4-channel car amplifier with digital signal processing — 14 watts RMS x 4 at Crutchfield,Pioneer DEQ-S1000A Compact 4-channel car amplifier with digital signal processing — 14 watts RMS x 4 at Crutchfield