Product Details  mini projector micro projector portable projector pico projector  Display Technology: LCOS Brightness: 7-12 lumens Resolution: 640 x 480 Lens Shift: 360 degrees/ manual adjust Build in speaker: 0.8W x 1 Contrast Ratio: 20:01 Noise Level: 30dB Light Type and Life LED/ 30000 hours Image Size 20" / 0.52M Aspect Ratio 4:3 Power Supply AC/DC Power Consumption 6W Operating Temperture 0 to 40 degrees Projection Method front I/O Connectors Micro SD/ TF Card/ L/R Audio, USB, Ear jack Video Compatibility "AVI, MPEG1, MPEG2, MPEG4, RM/RMVB, ASF, FLV, WMV9/VC1" Audio Compatibility "MP3, WMA, WAV, AAC, APE, ALAC, MPEG1/2/2.5" Picture Compatibility BMP, JPEG, GIF  Size: 105mm x 59mm x26 mm Weight: 175 Gram