1. Basic Edition (No Smartphone Connection): Basic Projection Functionality, Connect U Disk/VGA/HDMI/Set-Top Box

2. Wireless Screen Mirroring Edition (WIFI Wireless Screen Mirroring for Apple/Android Phones): Supports wireless connection and screen mirroring for iOS/Mac, Android, Windows mobile phones, tablets, and computers.

3. Smart Android version (with built-in Android system + WIFI wireless screen sharing + Bluetooth): Supports up to 4K resolution. The term "Smart Android version" refers to the Android system built into the projector. It doesn't matter if your phone is an iPhone or an Android device; both are supported for wireless screen sharing. The Smart Android version can download and install various apps, stream videos from platforms like iQIYI/Youku/Mango Video/TV live (for the international version, it's YouTube/Netflix), and wirelessly screen-mirror iPhone/iPad/Android phones via Wi-Fi. It can also wirelessly connect to Bluetooth speakers/headphones via Bluetooth.