Support Full HD 1080PThe upgraded mini projector supports Full HD 1080P. 18000 lumens and 2500:1 contrast ratio provide high-definition images and excellent color brightness, bringing you the best video experience. The mini projector works best in dark environments. Portable Mobile Home TheaterThe movie projector provides a display area of a minimum of 50 inches to a maximum of 300 inches of images, and the projection distance is between 1.6-9.8 meters. Aspect ratio: 4:3/16:9, contrast ratio: 2500:1, lamp life: 65,000 hours. It can perfectly play movies, TV shows and video games, and can be set up conveniently. Built-in speakerThe mini projector supports a projection screen size of 50-200 inches, and the optimal projection size is 60-100 inches. No need to move the mini projector, just adjust the screen to reduce the projection screen to 75%. The mini projector is equipped with a state-of-the-art built-in speaker system, which is perfect for family entertainment needs, theater children's parties, entertainment time, etc.! Long Lamp LifeThe mini projector adopts the latest high-efficiency cooling technology, and the fan noise is reduced by 50%, which is much quieter than other projectors. The low-noise environment will not affect your viewing experience. Advanced technology minimizes lamp power consumption and extends the lamp life to more than 65,000 hours. Tips: The mini projector does not support Dolby sound. Lifetime Technical SupportMultiple input source interfaces meet your different device needs: HDMI, USB, AV, audio, and can be connected to PC, laptop, Fire Stick, Chromecast, PS4, PS5, smartphones, external speakers without installing any applications.