How to install the Mercedes W221 Reverse Camera

YeeHung W221 DUAL Screen style 12.3 comes with an AHD reverse camera as standard, you can refer to this video for installation.
Specifications:
AHD /1080P/30FPS

A. How to buy the W221 DUAL Screen style 12.3 and the Camera.
https://www.amazon.com/dp/B0B885NRBB?...
The first batch of products have arrived at Amazon warehouses and it will be equipped with a reversing rearview AHD camera as standard.
B. How to install the Mercedes W221 Reverse Camera
   • How to install the Mercedes W221 Reve...  
C. Browse the W221 Dual Screen style 12.3 Android screen after installation
   • Browse the W221 Dual Screen style 12....  
D. How to install Mercedes S Class W221 Dual screen style android 12.3?
   • Mercedes S Class W221 A great upgrade...  

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