Touch-free electronics

Israel’s Sonarax (reported here previously) is marketing its touchless ultrasonic data-transmission technology for a coronavirus world. With the right connections, you need touch only your smartphone in order to check in, check out or ride the elevator. https://www.sonarax.com/

https://www.israel21c.org/touch-free-access-for-games-and-elevators-in-a-post-covid-world/

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