Our portable Bluetooth projector supports 4K decoding and boasts a resolution of 1920 x 1080P.This projector is designed as a home theater video projector,recommended for use in dimmer environments.Choose from your favorites in app store,This smart projector is equipped with 2GB RAM+16GB large internal storage,also supports local video playback.Utilizes keystone correction function to adjust the image 45 vertically,super-fast setup and incredible ease of use. The best projection distance is 2-3m(80-120 inch).The wireless projector is designed with a fully-enclosed structure, effectively avoiding dust damage and black spots. Adopts advanced Bluetooth remote control technology to realize air mouse function and shortcut functions like quick application, Wi-Fi and Bluetooth via diversified shortcut button on the interface.The projector has one HDMI and one USB port, which are capable of connecting and projecting your laptop, Macbook, TV stick. when you are outdoors or when the WiFi signal is weak, you can use the USB port to play video content from flash drives, portable hard drives, iPhones and Android phones.