... Contrast Ratio: 200:1• Projection distance: 21 to 200cm• Projection image size: 6 to 100 inches• Standard screen resolution: 640 x ... MPEG4, AVI, RM, RMVB, FLV, WMV, 3PG, MP4 Support up to 1280x720p o Audio: MP3. WMA, WAV,APE, FLAV, AAC,AC3 ... , very convenient for meetings, products introduction, business demo:Packaging Gift-box: 4GB Mini Projector with Multimedia functions, support TF card, high ...