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Sapient Donkey

(1,568 posts)
4. As mentioned above, that would require some some hardware phones usually don't have now
Wed Aug 12, 2020, 11:44 PM
Aug 2020

Could easily create a piece of hardware that does that and interfaces to the phone. Could be done wirelessly with bluetooth or wifi, or could use the audio jack or something to communicate. I'm willing to bet that already exists. Let me go check

Here's an example
https://www.amazon.com/Instant-Non-Contact-Thermometer-Fever-Children/dp/B07XPH8D6Z

That may defeat the purpose of what you're going for, though.

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