MOBV-SP Display Technology: TI DLP Operating System: Windows CE 6.0 Light Source: LED (Red, Green, Blue) LED Life: Over 20000 hours Resolution: 854 * 480 (WVGA) Color Reproduction: Full 16.7 Million Colors Brightness: 70lm - 18W 30lm - 4.5W Contrast Ratio (Full on/off): 1000:1 Distortion(Abs): 85% Color Gamma(comparing to NTSC): 120% Throw Ratio: 1.66:1(Projection Distance/Width of Image) Screen: 16 : 9 Projection Image Size: 5 - 120 inches Projection Distance: 15 - 425 cm Test Condition of Projection distance: 1000mm - 27" inch screen Lens: Focusing lens, manual focus Input Interface: Mini-HDMI/AV/VGA Built-in Flash: 4G External Memory: TF Card Support Video Format: 1080P MOV/ MKV/MPEG/AVI/ RMVB/FLV/WMV/3GP/MP4 Support Audio Format: APE/FLAC/MP3/WMA/AAC/AC3/WAV/OGG Support Picture Format: BMP/JPEG/PNG/GIF Support Document Format: DOC/PPT/XLS/PDF Audio Output: 3.5mm HP Jack, Built-in Speaker Language: Simplified Chinese, English, Paraguay, Greek, Italian, Dutch, Portugal, German, French, Spain USB Interface: USB2.0 Standard Interface, USB2.0 Mini USB, OTG Control: Touch Pad or USB Mouse, Keyboard Adapter: 12V 3A Size: 100*90*31mm Other: Add-on Battery Package 12V 4400mAh.