Audio Control DQ-61 OEM Sound Processor DQ-61 - AudioControl 6-Channel Factory Sound Processor with EQ and Signal Delay Designed to work with any factory stereo 6 speaker-level inputs (each can handle up to 400 watts RMS of power) Input level controls with maximization indicator LED Dimensions: 8-5/8"W x 1-1/4"H x 5"D