Brand Name: ASUS Model No: VS228NE 800-lumen long-life LED light source for best-in-class HD visuals. Ultra-short-throw lens for projected images measuring from 25in (0.45m) to 200in (3.4m ). Built-in 12,000mAh battery provides up to 3 hours of projection time and doubles as a power bank for mobile devices. ASUS Wi-Fi Projection for wireless presentations and media streaming. Project content from various devices via HDMI/MHL or VGA, from a USB drive, from a microSD memory card (up to 32GB), or from the onboard storage. Ÿ PC-Free Office Viewer and Multimedia Playback to project videos, photos, or music. SPECIFICATIONS Display Display Technology: 0.45" DLP® Light Source: R/G/B LED Light Source Life (max): 30000 hours True Resolution (native): WXGA(1280x800) Light Output (max): 800 lumens Contrast Ratio: 100000:1 Color Saturation :100%(NTSC) Display Colors :16.7M Projection Lens Throw Ratio: 0.8 Projection Distance: 0.43 ~3.44 meters Projection/Screen Size: 25 ~200 inchs Projection Offset: 100±5% Zoom Ratio: Fixed Video Feature Picture Modes: 5 Modes, (Dynamic Mode/Scenery Mode/Theater Mode/Standard Mode/sRGB Mode) Keystone adjustment: Digital (Up to +/- 40 degree) Auto Keystone: Yes Aspect Ratio: 4:3 /16:9/16:10 3D Ready Projector Placement: Front Table/Front Ceiling/Rear Table/Rear Ceiling Wireless Projection Ready Audio Features Built-in Speaker: 2 W x 1 Signal Frequency Analog Signal Frequency: 15.37~91.14KHz(H)/ 24~120Hz(V) Digital Signal Frequency: 15.37~91.14KHz(H)/ 24~120Hz(V) Power Power On Mode: ≤65 W Standby Mode: Brand ASUS SKU AS063EL1KOKNCNAFAMZ-73039 Model P3B 800