It looks like they're not able to power strictly off the audio jack anymore with... | Hacker News

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		unwiredben on July 30, 2014 \| parent \| context \| favorite \| on: EMV and Chip cards It looks like they're not able to power strictly off the audio jack anymore with this tech. The product brief indicates that it uses a MicroUSB charging connector. I wonder how many transactions a single charge can handle.

Nursie on July 30, 2014 [–]

I'll be impressed if they've somehow managed all the data flows over the audio jack, personally... some sort of built-in modem?

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