... visualizer,color visualizer,video presenter,document camera,document visualizer,visualizer camera,digital visual presenter,document digital camera,digital visual presenter,digital presenter,visual ... clarity>=600TV lineSNR>=50dBWhite BalanceAuto/ manualComparision>=2 separate screenMulmedia FunctionFunctionW/B, negative/positive, rotate, text, Brightness modulation, freezeDirect Connection Without ...