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uBeam uses ultrasound to charge phones from across the room

Authored By Ryan Whitwam
ubeam

Wireless charging has existed for years now, but it has been slow to take off. That probably has to do with the only nominally wireless nature of it. Charging a phone wirelessly usually […]

The post uBeam uses ultrasound to charge phones from across the room appeared first on Geek.com.



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