HUASHIJIE 4K High-Definition 5G Home Projector, Multi-Functional Immersive Home Theater, Supports Wi-Fi Connection To Android & IOS Devices, Projects Directly On Wall, Suitable For Home, KTV, Gaming, Online Courses, Bedroom, Dorm, Features HD & USB Ports, Auto Keystone Correction, Built-In Android OS With Vast App Library, Integrated Audio System, Outdoor Projection, Christmas & Valentine Gift