Specs:
Mazda 3,5 08-09 supported
Uses Media button, shows text, browse by folder
Retain factory or aftermarket SAT or CD changer
Only works on stereos that have MP3 mark on it
USB Socket A accepting any USB stick/drive
3.5mm accepting additional audio source
Direct stereo connection. CD sound
Full control from car stereo or steering wheel
Supports FAT16/32
In-dash 6-CD will remain working !
Additional iPod/iPhone interface and AUX port