【Auto Focus & Automatic Lens Cover】 This LCD projector is equipped with an auto-focus function. The GO1 uses a precision detection device to automatically adjust the focus according to the projection distance in 3-5 seconds. There's no need to manually focus or adjust the distance from the wall like with other home projectors. Also, the lens cover automatically turns on/off, preventing dirt and damage to the lens. 【Native 1080P, 4K Support, 700ANSI High Brightness, and Included Focusing Screen】 Advanced projection technology corrects the brightness of the projected screen, improving brightness by approximately 35% compared to projectors with the same brightness. With native 1080P resolution, the original image quality of animations is not compromised. Details can be projected clearly. It exhibits gradual changes between colors with a 90% wide color gamut and boasts a high contrast ratio of 12000:1. 【5G & 2.4G WIFI Support & 6D Automatic Keystone Correction & Zoom Function】 Supports both 5G and 2.4G bands, providing faster communication speeds and less interference from other noise, allowing for smooth playback. It also has a wired network terminal, so you can enjoy stable video for sports and games. The automatic correction function can correct horizontally by +/-50%, without restrictions on the projector's installation location. The zoom function allows you to enlarge and reduce the screen without affecting image quality, always providing the optimal and clearest image. Enjoy the immersive experience of a movie theater with a 300-inch large screen. (Recommended projection distance: 1.9m~2.6m, recommended for use in dark environments) 【5.2 Bluetooth & Built-in HI-FI Speaker】 5.2 Bluetooth is equipped with a "direction finding function." It can confirm the device's location information at a fast detection speed while reducing interference from other devices.