You can take out the headunit, and there is a sticker label stick on the head unit to recognize the head unit if written MIB 2. If your steering wheel buttons has”Return” button, you can switch other 3 video input NTSC format. Front camera, mirror link or digital TV. If your steering wheel buttons has no”Return” button, only MENU or LANGUAGE button. You can not switch 3 video input. If any question, free let us know! The item “New Audi A4 MIB 2 System Rear View Camera with iPas Trajectory moving guideline” is in sale since Thursday, October 06, 2016. This item is in the category “Consumer Electronics\Vehicle Electronics & GPS\Car Video\Rear View Monitors/Cams & Kits”. The seller is “all-lights2009″ and is located in guangdong. This item can be shipped worldwide.

• Type: Rear View Camera Kit
• Brand: Unbranded/Generic
• Model: 17a4
• MPN: Does Not Apply
• Compatible Vehicle Make: 2017 a4 MIB 2
• Camera Connection Type: Wired
• Country/Region of Manufacture: China