What does the NFC in the Bluetooth headset represent?
But the effective distance of Bluetooth up to 10 meters or more, but the power is small, limited to the spread of digital signals
NFC AC distance of 4-10 cm, and the power is very large, so sometimes there is near-field wireless charging function.
NFC and Bluetooth's basic technology is the same, but the two really different things.
NFC is the abbreviation of near field communication, is the abbreviation of near field communication.