Difference of Model A & BThe model A and model B match the same vehicle year and must be distinguished by the vehicle sensor cover. The second picture is a comparison of the 2 models. ^^ Custom fit for Select 5 series Gen7 G30/G31/G38; M5 F90Mangoal 4k dash cam can fit perfectly behind the rear view mirror like original. No messy wiring exposed, no complicated rewire at all. Perfectly intergrated with BMW 5 series Gen7 G30 G31 G38 2018 2019 2020 2021 2022 2023 Select 2017 M5 F90 (Model A) ^^ 4K Image and Ultra HD 2160P VideoUpgraded with f/ 1.8 big aperture lens and CMOS IMX335 chip to enable high-definition video at 2160P/30fps, Mangoal OEM style dash cam for can provide 4K image performance in all aspects.
Mangoal OEM style dash camera displayed with decent dynamic range and precise colors, and can record clear video under low or high light. ^^ Loop Recording & G-SensorSeamless loop recording will overwrite the oldest footage with new content when memory card is full. G-Sensor detects a sudden collision and immediately save & lock current video to specified folder, prevents relevant footage from overwriting ^^ WiFi & AppThe built-in WiFi owns higher-definition and faster download speed, and the free user-friendly App makes it convenient to view realtime videos on your phone, download or transfer important footage to PC.
You can also share videos on social media with friends or families whenever you want. ^^ What you getMangoal OEM Look 4K Dashcam x1, GPS module x1, Auto-Dimming Plug Adapter Cable x1, 64G MircoSD Card x1, User Manual x1, Crowbar x1, Strap x2, worry-free 12-month warranty. It doesn't support to add a rear camera separately if you've already had the single front camera! Because the PCB boards are different.