alpine cde-121 car stereo cd mp3 aac wma receiver
alpine cde-121 car stereo cd mp3 aac wma receiver bass level adjustment treble level adjustment equalizer flat rock pop jazz vocal club easy navigating quick search disc playback type cd cd-r cd-rw music playback mp3 aac wma playback usb requirements 1.1 2.0 frequency response 5-20 k a 1 db