BRAND NEW - Bose ultra open earphones ( sealed )

Bluetooth 5.3

* Four mics (two on each bud)

* Lightweight

* Battery life: Up to 7.5 hours

* Earbud charge time: Up to 1 hour

* Charging case charge time: Up to 3 hours

* Quick-charge time: 10 minutes for up to 2 hours

* Charge method: USB-C

* Battery type: Lithium-ion