Full 4K Support and Native Fhd 1080P: The upgraded version GD500 home theater projector supports playback of most 4K video formats available in the market (H.265/H.264). It also has hardware support for the advanced AV1 streaming format (developed specifically for streaming media videos), which is widely adopted by major streaming platforms, ensuring a smooth video experience.Auto Keystone 1s and Remote Focus: Achieve a clear rectangular image within 1 second after powering on! It features 4D/6D auto keystone and remote focus technology, allowing you to control the projector remotely from anywhere. The latest displacement sensor can instantly detect the movement of the projector and correct the keystone image immediately. It supports zoom from 50% to 100%, providing you with flexibility in adjusting the projection size.