http://www.mp3-box.org/from-mp3-to-cda/
Does the Alpine CDA-9831 plays from my mp3 player?
Just bought a new mp3 player and would like to hook it up and I lost the hand book.
It supports mp3 players, but if you aren’t sure how to hook it up, look up the handbook online. it should be under the manufacturers website
Alpine CDA-7995 CD/MP3 Receiver with Ai-NET CD CONTROLS