Step 1 Audiomedia AMV 108F 10" headlining monitor montage, Audiomedia AMV 342D DVD/CD/SD/USB player hidden inside the lock-up Step 2 Exchange the fabric headunit to Blaupunkt Philadelphia 835.   List: Headunit: Blaupunkt Philadelphia 835 Front speakers: Factory-made Rear speakers: Factory-made Headlinin monitor Audiomedia AMV 108F DVD/CD/USB/SD player: Audiomedia AMV 342D Headset: Alpine SHS N103