K1 1080P HD Motorized Focus Projector Home 5G Dual-Band WiFi Wireless Projector Features: 1. Auto focus projection, the picture is fast and clear 2. Keystone correction adjustment, the picture is always square and clear 3. Built-in 5W dual-unit speakers, high-quality pronunciation unit, bring surround sound experience 4. Ultra-high-definition glass lens, highlighting the original color, clear picture, reducing eye irritation 5. Small size, does not take up space, lightweight and portable Product parameters: 1. Master control: 9255 Android system 9.0 2. Filipino mirror: hot-pressed Filipino mirror 3. Light source: 8 through 15 and 120 LEDs 4. USB support: 2TB MAX 5. Projection technology: LCD (LED backlight) 6. Physical resolution: 1920x1080P, 4.01 inches 7. MAX resolution: 1080P 8. Brightness: 280 ansi lumens 9. Contrast ratio: 1000:1 10. Throw ratio: 4:316:9 11. Input interface: USB, HDMI, AV, TF 12. Output interface: 3.5mm 13. Projection distance: 1-4m 14. Projection size: 35-140inch 15. Projection method: desktop front projectiondesktop rear projectionhanging front projectionhanging rear projection 16. WIFI frequency band: 2.4GHZ, 5G 17. Focusing method: Electronic focusing 18. Correction: electronic keystone correction 19. Whether to support 3D: red and blue 3D 20. Color: 16.7M 21. Power supply: AC 100-240V 22. Control mode: infrared remote control + button 23. Remote control battery: No. 7 battery x 2 (battery is not included in delivery) 24. Supported languages: English, French, German, Spanish, Italian, Japanese, Simplified Chinese, Traditional Chinese 25. Product size: 17.7 x 19.5 x 13.3 cm 26. Product net weight: 1385 grams Packing list: -Projector x 1 -Remote control x 1 -AV cable x 1 -Power cord x 1 -Instruction manual x 1