AUN A002 4K Android TV Home Theater Portable LED Projector Game Beamer 1. It can link the router. Built-in Android 9.0. Support to install APK. 2. Can play videos and local files in a more streamlined manner, and watch online videos on the Internet. 3. It support to mirror screen by wire-free connections. 4. Support U disk to read videos and pictures. Connect TV boxes, XBOX, PS, Switch, computer devices via HD Port. 5. Optical parameter: - Display type: LCD - Brightness: 4,200 Lumens (Peak Value Scope: 3,200 - 5,500 Lumens) - Native resolution: 1280x720P - Max support: 4K H.265 (Only for HD interface) - Contrast ratio:2000:1 - Aspect ratio:16:9Original4:3 - Projection size: 20-120 inch - Projection distance: 0.5-8m - Projection ratio: 1:1.34 - Keystone correction: electronic keystone correction. Left and right, up and down. - Lamp life: 30,000 hours - Lamp power: 65W - Lens correction: auto manual focus 6. System parameter: - System: Android 9.0 OS - Chip: HiSilicon 352 - RAM: 1Gb - ROM: 8GB - WIFI: 2.4G, 5G - Bluetooth: 5.1 - Language: German, English, Spanish, French, Italian, Japanese, Korean, Russian, Chinese 7. File decoding: - Video: AVIMKVMOVRMVB - Audio: MP3,WMA,AAC,M4a(aac) - Image: JPGPNGBMP