sonicare
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Your Sonicare Brush Head Has an NFC Chip That Logs Brushing Time, and It Can Unlock a Mac A toothbrush head is a plastic stick with bristles, so why does Philips put a microchip in it? YouTuber Circuit Helper wanted to know, so he built a small NFC reader, read what a Sonicare brush head stores about the person using it, rewrote that data, and finally used an old brush head as a key to unlock his Mac. The chip sits under a small brown dot near the base of the head and needs no… |
