Amazon has the Clarion CZ209 CD/MP3/WMA Receiver with iPod Control and USB Port for $81.22 with free shipping.
Technical Details:
* AM/FM radio, CD, CD-R/RW, MP3/WMA, USB, iPod receiver
* 4 x 50 Watts maximum power with two RCA pre-amp outputs
* Detachable faceplate with white-on-black 8-character display
* Includes front panel auxiliary input, rear USB port, direct iPod control; add Clarion interfaces for Bluetooth, OEM steering wheel remote
* One-year limited warranty
Amazon.com: Clarion CZ209 CD/MP3/WMA Receiver with iPod Control and USB Port: Electronics