The projector supports 4K video decoding, but the output resolution is 1280x720. The product software is not Googlecertified and cannot be updated via Google Mall. Many projectors in this category share this limitation, but a solution is provided for this situation. Android 11.0 system for smart entertainment. This outdoor projector features dualband WiFi (5 GHz and 2.4 GHz) for smooth smartphone syncing, enabling quality gaming and video streaming. It is suitable for creating a cinematic ambiance in your living room or bedroom. Convenient screen mirror and connectivity. Connect iPhone, Android smartphones, or tablets via WiFi for easy screen mirroring. Automatic keystone correction automatically corrects skewed images to deliver a square picture. Flexible screen size and quiet performance. Choose from a 40 to 200 inch display for an immersive cinema experience. Low noise due to the latest noise reduction technology and a dual cooling fan system, making it quieter than many other projectors in its category. Flexible placement and audio options. The projector offers an 180° flexible projection angle, allowing you to project where you want. By lightly adjusting the unit, the image can be moved from the wall to the ceiling, enabling comfortable viewing while lying down. Builtin Bluetooth 5.0 provides wireless audio connections.