YeeHung Mercedes W221 android 11 Dual Screen What accessories are included and how to use them. 

1. It includes a HD AHD reversing camera, it is 1080P,30FPS, your reversing picture will be very clear.
2. It includes one 3.0 3.5 LVDS box each, you use one of them according to your car version.
3. How do I get the sound of the Android? This is a very important question.
When your car has AMI, give priority to plug in the AMI audio cable, if it doesn't have AMI interface and has AUX input, you need to use the AUX audio cable to connect, if your car has neither AMI nor AUX, you need to plug the audio input and output cables above the ISO directly to each other.
4. If your car doesn't have AUX menu, you need to activate the AUX menu first, the activation program is already built-in in YeeHung Android screen. Please follow the product instructions to do so.
A. How to buy the W221 DUAL Screen style 12.3 and the Camera.
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 Mer...
C. Browse the W221 Dual Screen style 12.3 Android screen after installation
• Browse the W221 Dual S...
D. How to install Mercedes S Class W221 Dual screen style android 12.3?
• Mercedes S Class W221 ...
If you encounter any problems, please contact our after-sales team：
service@yeehung.cn