1. Projector System: LCD Panel + LED Lamp 2. Native Resolution: Native 1920 x 1080P 3. Luminance mean and uniformity: 600+/-10% LM / 64% 4. Contrast Ratio: 2500:1 5. Lens: manual focus 6. Lamp: led lamp, 50000hours 7. Interfaces: USB x 2, AV, Headphone jack, VGA, HDMI x 2 8. Aspect Ratio: 16:9 9. Projection Size: 50-280 inch 10. Projection Dsitance: 1.7m - 8m 11. Optical keystone correction: 4-point automatic trapezoidal correction 12. System: Android 9.0 13. System parameters Main chip: HI351 WIFI: 2.4G/5G Bluetooth: 5.0 Support video formats: MPEG1/MPEG2/MPEG4/H.263/H.264/H.265/AVS/VC6/MJPEG/RV30/RV40/HEVC Support audio formats: MPEG1/MPEG2/LPCM/MP3/WMA2/AAC/WAV Supporting image formats: JPEG/PNG/BMP Multi screen interaction: Android wireless screen sharing, IOS wireless screen sharing, screen mirroring Other functions: one-click brightening mode (140W) 14. OSD Language: English, French, Spanish, German, Italian, Russian, Japanese, Korean, Vietnamese, Chinese etc. 15. Power Supply: AC100V-240V, 50-60Hz 16. Dimensions: 310 x 229 x 103.5 mm 17. Net weight: 2.7KG 18. Accessories: remote control/user manual/power cord/AV cable/support screw/HDMI cableSpecification: Package Weight One Package Weight 3.56kgs / 7.86lb One Package Size 41.5cm * 15.5cm * 28cm / 16.34inch * 6.1inch * 11.02inch Qty per Carton 4 Carton Weight 14.66kgs / 32.31lb Carton Size 58cm * 33cm * 43cm / 22.83inch * 12.99inch * 16.93inch Loading Container 20GP: 324 cartons * 4 pcs = 1296 pcs40HQ: 752 cartons * 4 pcs = 3008 pcs