I replaced the original rear view mirror with a gps rear view mirror with backup camera, dvr and bluetooth:5inch Car Rear View Mirror GPS Navigation HD 720P DVR Radar Backup Camera Bluetooth [050A] - $226.90 : Cars-electronics.com it took about an hour to install it, the cable can be hidden at the corner, i have some pics of installation details, but how can i upload pics from my computer to this thread? it works well so far, I'm planning to upgrade the maps.