VP473 Series Video Presenter
--Optic 22x focus lens(220x data focus),shrink/magnify zoom freely
--1/4" color COD,effective pixels more than 470 lines,reappear the real objects really
--Full automatic function;operate conveniently
--Positive/Negative changer switch
--CCFL cold-light board,flexible,average light
--Last for 30,000 hours
--One extra AV inputs,should be connected with video recorders,VCD or AV signal
--More than one AV outputs,should be connected with TVs or Liquid rojectors
--MIC input,used for teaching conveniently
--With the function of menu on screen adjust precisely
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