Sound of Tri-State via eBay offers the Pioneer In-Dash Double Din Receiver, model no. FH-X520UI, for $84.99 with free shipping. That's the lowest total price we could find by $11. It features a CD receiver with AM/FM tuner, built-in controls for iPod, iPhone, and iPad, 5-band equalizer, auxiliary and USB inputs, remote control, and built-in amplifier. Deal ends May 11.