?FM/AUX/Bluetooth?Built-in speakers, if you want louder sound, you can transmit it to your car speakers via AUX cable. With the FM transmitter, you can set the same FM radio channel on both the unit and the car radio to listen to fm radio. Support bluetooth hands-free calls and music playing. ?Split Screen?Wireless carplay stereo supports split screen on multiple pages. For example, split screen between G_oogle Chrome and App Store, split screen between FM page and multiple apps, split screen between Go_ogle Chrome and other apps, etc. You can listen to FM radio/play music and surf the web at the same time. ?Wireless Carplay & Android Auto & Mirror Link?You can wirelessly connect to Carplay and Android Auto via Bluetooth or WiFi, support voice assistance by waking up G_oogle/Siri. With Mirror Link, you can connect your phone to this car play radio to synchronize your phone features on the car radio screen. [Not applicable to Samsung/Huawei phones]. ?GPS Navigation?Android 13 portable car stereo can use real-time maps such as Google Maps and Waze, just connect to WiFi or cellular hotspot to get navigation easily or download offline maps. You can also use your phone real-time maps via carplay or Android Auto. ?9 Inch+Android 13+4G+64G?This 9-inch touchscreen portable car stereo with Android 13, 4G RAM and 64G ROM and 8-core chip, supports WiFi connectivity and using online maps. You can download various apps such as Youtube, Tiktok, WhatsApp with Internet.