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Elo 4220L

Elo 4220L

Wide-aspect, high resolution LCD Touchmonitor delivers brilliant Read more

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Reviews and Problems with Elo 4220L

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Overall 2

Acoustic Wave is Terrible

Xav, Amazon
4 October 2010
  • Summary: The "Acoustic Wave" technology used in this touchscreen is just terrible. It "kind of" knows where you're touching based on waves picked up that are transferred to receivers on the edges as opposed to something that senses your actual touch on the glass.
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