... documents with font size of 6pt Built-in USB microphone USB Connect Product FeaturesFast, convenient, environmental protection, energy ... three-dimensional material object and so onResolution1600×1200 (2.0 Mega)Image color24 figurePicture formatJPEG,GIF,BMP,TIF,PDF etc ... modeExpands and contracts the manual focal variationMicrophoneBuilt-in USB microphoneLight sourceThe natural light with brings the LED ...