BOROFONE FQ2 Air wireless BT headset - black

1, Bluetooth 5.4, chip: JL AC6973

2. Battery capacity: charging case 300mAh, headset 35mAh

3. Use time: 6 hours

4. Size: 57*50*27mm; Total weight: 47.5g

5. Support master-slave switching, up and down song switching, summoning Siri and other functions