?1 Year Warranty? We provide a one-year product warranty and professional technical support. Please do not hesitate to contact us via email, we will reply ASAP!. ?GPS, 5G WiFi & Bluetooth 5.0?Built-in GPS Navigation: (1)Get the traffic information at any time only when the head unit is connected with network. (2) Download the off line maps, the GPS function still work without network. Never get lost! Supports to dual band WiFi 2.4Ghz & 5Ghz , Apps get access to internet at super high speed and steadily. Built-in Bluetooth 5.0 version.Hands-free calls, play music and download phonebook by connecting phone. ?Wireless CarPlay & Android Auto?Built-in wireless and wired Apple CarPlay, and built-in wireless and wired Android Auto. You can easily use GPS navigation, make calls, send/receive message, listen to music and much more functions via CarPlay or Android Auto while you focus on driving. Get access to voice commands from this head unit directly by simply saying “Hey Siri” or “Hey Google”. ?1920x720 Screen & 4G LTE? With the third generation IPS touch screen, 8.8 inch Display size & 1920 * 720 resolution high definition, grade A Level with 178° full-viewing angle allows clear viewing even in daylight. Integrated 4G Solution to a BMW factory sound system. Built-in 4G Module, No need to buy extra part. Note: please read the production description for more 4G LTE service supports. ?Perfect Integration of Android and your Original?Perfect Integration with Your Original BMW Infotainment System. AINAVI's innovative system integrates with the factory radio. lt retains all of the original factory features you enjoy including the lD controller, all steering wheel button controls, factory TPMS, the backup camera, parking radar sensors, factory 360 cameras,factory radio, DAB+ radio, and OEM microphone. ?Exclusive Design?Smart Appearance Keep the original BMW style. Customized fit to For BMW 5 Series E60 E61 E63 E64 (2005-2008) CCC. For BMW 3 Series E90 E91 E92 E93 (2005-2008) CCC; Please identify your BMW car has CCC System LVDS Plug (10 pins). ?Qualcomm Snapdragon 665?This head unit is Android 11 operation system. ROM 64 GB and RAM 4 GB (eMMC + LPDDR4X) . Using Qualcomm Snapdragon 665, ARM Kryo 260, up to 2.0 GHz, 14 NM Technology Process Node, 64-bit, octa-core Processor, with built-in Adreno 610 GPU. Low Power Consumption. Smoothly and Stably High Performance.