Google can turn ANC earbuds into a heart rate monitor with no extra hardware

Submitted ⁨⁨1⁩ ⁨year⁩ ago⁩ by ⁨bot@lemmy.smeargle.fans [bot]⁩ to ⁨hackernews@lemmy.smeargle.fans⁩

https://9to5google.com/2023/10/27/google-anc-earbuds-heart-rate/