Alpine PXA-510 DSP $150
 

Mint condition Alpine DSP, Parametric EQ, 5.1 Dolby digital decoder, time correction, surround sound multi media x-pander, Ai-net or Rca input compatabile, Ai-net changer inputs.

Used for 2-years no problems at all, paid $550 for the brain and the controller. this thing sounds amazing, better them most highend home thearters.

$150 shipped!