This interface has built-in CarPlay and Android Auto, which allows you to connect your smartphone/iPhone to the original system to use apps like Waze, Google Maps, Spotify, Youtube, etc. It also supports dual camera inputs for front and rear camera installation.
https://www.apple.com/ios/carplay/
Product Features
Plug & Play Cable via LVDS
Front camera input
Rear camera input with PAS (dynamic guidance lines)
Automatic rear camera switching
USB input for CarPlay and Android Auto
Mirrorlink function
Wireless CarPlay
Navigation system
Audi MMI 2G High
Vehicle compatibility
Audi A4 (8K) 2007 → 2008
Audi A5 (8T) 2007 → 2008
Audi A6 (4F) 2004 → 2008
Audi A8 (4E) 2003 → 2008
Audi Q7 (4L) 2005 → 2008
Important note
A factory-fitted AUX audio input is required. On some navigators it is already activated. Otherwise, the head unit must be coded for AUX audio via the diagnostic computer.