Suggestions #1.It is designed for Home Cinema Theater, recommend to use in dark environment for better performance. #2.NOT Recommended for PPT, Word, Excel, class or business presentation. #3. Built-in Speaker, but for better sound performance, please connect an external speaker through HDMI port or RCA L/R Jack. #4. Doesn't support Dolby's Audio system, Blueray. #5. Just support red and blue 3D movies, also need red and blue glasses to watch. #6. USB port can only support mouse, keyboard, TF card reader and USB sticker. No SD card slot. It is LCD projector, not DLP. It is easily overheating due to the powerful lights, so it needs fans to cool down. Specifications Sealing design and high efficiency cooling channel, which can remarkably enhance its stability and life 2600 ANSI lumens for clear and bright images Maintenance free, long lamp life up to 20,000 hours Projection technology: 5 inch LCD * TFT LCD panel More functional interfaces: USB/HDMI/TV/AV/YPBPR/VGA/Audio input&out/Speakers Native Resolution: 800x480, support 1080P Projection screen size: 32-200 inches Projection distance: from 1.2 to 6 meters Aspect Ratio can be switched from: 16:9 to 4:3 Power Consumption: 110W Adapter: AC100V-240V, 50Hz/60Hz Built-in 2 Speakers: 3W Audio Output Contrast Ratio:2000:1 Supported USB format Movie: MPG /MPE /VOB /DAT /BUK /TS0 /TRP /TS /TP /M2T /RM0 /RMV /RM /RMVB /AVI /MP4 /DIV /MOV /MKV /WS /ASF /FLV /WMV /ASM /3GP /3G2 /WMV Photo: BMP /JPG /JPE /PNG /TIF/GIF MUSIC: MP3 /WMA /M4A /AAC /WAV Document: TXT
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