[VERTICAL SCREEN] Vertical screen style, Parallel with eye line of sight, that is safe and comfortable; easier to touch. Only suitable for BMW X1 E84 CIC original 4PIN LVDS system. [SUPPORT OEM BLUETOOTH] Supports wireless and wired CarPlay and Android Auto, you can use the original Bluetooth to make calls when using CarPlay and Android Auto. No echo and high quality sound. [HD SCREEN] 1920*720 HD Display with Capacitive Touch Function; Support Car's Knob to Control CarPlay or Android Auto Interface; Support Playing Music and Video Via USB. [OEM INFO] Support Factory Monitor Information Display; You Can Long Press Menu Button to Switch Between Factory OEM Interface and CarPlay Interface; Support Steering Wheel Button Function. [QUICKLY] With Linux System, You Can Get CarPlay or Android Auto Interface Quickly; In 2 Seconds You Can Get Reverse Camera Video. [PRECAUTIONARY NOTE] Does not support aftermarket cameras that exceed 720P AHD format. Supports up to 720P offline video. Screen does not support 4G and GPS. Installing applications is not supported.