Full 4K Support & Native FHD 1080P: The 2023 upgraded version GD500 home theater projector supports playback of 99% of 4K video formats available in the market!In addition to mainstream H.265/H.264,the portable projector has hardware support for the most advanced AV1 streaming format (developed specifically for streaming media videos), widely promoted by Netflix, Amazon, and YouTube, ensuring a smooth video experience. 1s Auto Keystone & Remote Focus: Obtain a clear rectangular image in just 1s after powering on! It features 4D/6D auto keystone and remote focus technology, allowing you to control the projector remotely anytime, anywhere. The latest displacement sensor can instantly detect the movement of the projector and correct the keystone image immediately. It supports zoom 50%-100%, providing you with more flexibility in adjusting the projection size.