RESOLUTION: 320 * 240; Contrast: 300:1</br>PROJECTION LENS: Manual Focus; Angle ratio: electronic zoom</br>LONG LIFE: LED lamp life of 20??000 hours; Brightness: 40 lumens</br>INPUT: AV/USB/SD Card (SD not included in package)</br>ATTENTION: Not recommended for PPT?? Word?? Excel or business presentation</br></br>Product Description</br></br><p>Do still sit there for watching movie in front of your pc or computer?<br> This projector could be played anywhere??whenever you want?? it create a romantic atmosphere?? away from the radiation.</p> <p><b>Specification:</b></p> <p>Model: PU2_B<br> Color: Black<br> Primary Function: Multimedia Protable Mini LED Projector<br> Image system: LCD<br> Lamp: LED<br> Native Resolution: 320*240 support 640*480<br> Supported resolution: 1920*1080<br> Aspect Ratio: 4:3<br> Brightness: 40 Lumens<br> Contrast: 300:1<br> Lens: F=125<br> Focus: Manual<br> Image size: 20-60Inches<br> Color: 16770K<br> Projection distance: 1.25-4.0M<br> Proje