OEM Audio Interface with Automatic Digital EQ, 4 ch. Inputs + L-R Aux Inputs / 4 ch. Outputs

Connect your speaker level outputs, and converts to RCA to connect your amps. Comes with tuning CD for automatic EQ



More info can be found here:

http://www.jlaudio.com/cl441dsp-car-audio-oem-integration-98110

$200, pickup preferred in Hornsby.