7 ms·
I am guessing they are using sound to communicate data between the device and the computer and thus confirm proximity.
by alexvay 13y ago
I am guessing they are using sound to communicate data between the device and the computer and thus confirm proximity.
- weavie 13y ago"Up to 7 different methods are used to verify the phone's proximity to the computer. These include GPS, WiFi, Bluetooth, NFC, QR codes, and our unique technology, based on audio signals."