True 1920 x 1080 resolution, very stable quality Rich interfaces, support HDN and USB, compatible with a variety of devices, built-in 5W speakers*2. Adopt 400cc sound chamber, support AC3, DTS, sound quality is amazing. 4D horizontal + vertical digital correction ± 45℃. High quality copper cooling system / 9330 fan for cooling. Description:Big picture up to 250 inches, 4 times larger than a 60" TV. Android 10.0 external optional, watch online videos/play games freely. Support 4K video online. INXI Lumens:650 ANSI Lumens Home Theater Projector:Yes,Display Technology:LCD,Display System:Android Optical Resolution:1920x1080 dpi Brightness:6500 Lumens Model Number:M20 (Latest 1080P Projector) Projection Size:40-200 inches Light Source:Leading Contrast. ST:300 1:1-4000:1 Usage: home projection mode: mirror projection mode: reverse projection mode: reverse projection mode: throw projection mode: ceiling weight: 4.0kg projection distance: 1.7m~5m Resolution: resolution 1920x1080 pixels Note: 1. Due to manual measurement, please allow 2-3% error. Before placing an order, make sure you don't mind. 2. Color may vary due to different monitors, please refer to the actual product. Efficient cooling features ensure that the projector temperature protects your device and keeps the projector longer