22.05.2013 19:35 Uhr, Quelle: Engadget

E Ink's three-pigment Spectra displays update pricing in real time, are destined for supermarket shelves (hands-on)

In addition to demoing its Digital Paper collaboration with Sony here at SID, E Ink is showing off some new tech that's consumer-oriented in a very different way. Its solution for ESLs -- electronic shelf labels, obviously -- enables real-time prici

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