
ZDNET’s key takeaways
- NextSense earbuds monitor brain activity using EEG.
- The sleep earbuds claim to use EEG for restorative sleep.
- They cost $399 and are available to preorder.
Brain-tracking technology is coming to your next pair of earbuds. Companies have figured out how to put EEG technology into consumer devices like earbuds and headphones — and this capability could fundamentally change the features available in your next purchase.
Take the NextSense Smartbuds, for example….

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