An ex-Bose engineer just designed smart earrings that do more than track your health

The Lumia 2 earrings track blood flow, exercise, and sleep. They come with a clever, customizable design.

Nov 20, 2025 1

An ex-Bose engineer just designed smart earrings that do more than track your health
The Lumia 2 earrings track blood flow, exercise, and sleep. They come with a clever, customizable design.
Read More