... visualizer,video presenter,document camera,document visualizer,visualizer camera,digital visual presenter,document digital camera,digital visual presenter,digital ... 9~85.8mmShooting Area380*280Zoom Optics zoom>=16 ,Digital zoom>=8FocusAuto / manualApertureAutoVideo System Image Apparatus1/3" ... AV part6.3 mm Microphone *1; Video*2; S-video*2; Audio frequency (stereo)*2VGA partRGB* ...