It is specially made for BMW 3 Series E90 E91 E92 E93 (2005-2012)  without OEM radio screen. Need to cut panel to install android big screen, Cut paper diagram is included iDrive button is optional 10.25inch screen has two types fit RHD and LHD BMW E90, 12.3inch screen fit only LHD BMW E90. Support split screen and PIP: Multi-tasking run 2 apps at the same time, picture in picture. Keep original BMW E90 system features steering wheel control, be compatible with original sound system and optic fiber, play lossless audio. Android system functions include Android navigation, touch screen, android music and video, android Bluetooth call and Bluetooth music, USB port, SD card, android apps installation. Built in GPS with rapid positioning and navigation support maps both online and offline. Multi menu languages for choice：English, China, German, Spanish , Korean, Italian, Dutch, Russian, French, Portuguese, Japanese, Hebrew, Thai, Greek Antiglare blueray screen optional. Built in Wirless Carplay, Android Auto function.