Kenwood's SD-Card Reader with MP3/WMA/AAC/CD-Receiver and iPod/iPhone control has SD playback of music files (AAC/WMA/MP3) can now be layed off of your SD-Card. SDHC (SD ver2.0) is supported up to a hefty 32GB. Simply remove the front panel of the unit slot-in your SD-Card and amaze your friends with this hidden music library!