Earfun Kopfhörer/Headsets

Bluetooth version: 5.4
Frequency response: 2.402 GHz - 2.480 GHz
Transmission power: <7 dBm
Range: Up to 15 m (without obstructions)
Battery capacity: 1100 mAh
Charging time: 3 hours
Operating time: Up to 120 hours with ANC off / up to 80 hours with ANC on
Input: 5 V/1 A