I purchased this last year and have used it a few times. It's a projector that can project onto a white wall! There is a brown stain that has been there since I purchased it, so please refrain from purchasing if you are concerned about this. Maximum Brightness: 5000 lumens - under 7000 lumens Connection Method: Wi-Fi and USB cable connection Contrast Ratio: 4000:1 Native Resolution: HD 720P Supported Resolution: 1080P FHD Projection Size: 32-200 inches Focus Adjustment: Manual Keystone Correction: Up 19° / Down 10° Operating Noise: <60db Built-in Speakers: Two Wide Compatibility: Equipped with ports such as VGA, AV, USB, HDMI, Micro SD, and AUX Accessories: Power cord, HDMI cable, AV cable, Japanese instruction manual, remote control, warranty card Brand: POYANK Manufacturer: jufukang Package Size: 26.3 x 24.8 x 10.9 cm; 1.54 kg Resolution: 1280 x 720 Number of HDMI Ports: 1 Power Source: Power cord Item Weight: 1.54 kg