Bose QuietComfort Ultra Headset Wireless In-ear Music/Everyday Bluetooth Black

Battery technology: Lithium-Ion (Li-Ion) | Width: 30.5 mm | Height: 17.2 mm | Product type: Headset | Housing material: Metal, Plastic | Battery type: Built-in battery | Quantity: 2 | Bluetooth: Yes | Cables included: USB Type-A to USB Type-C | Carrying case: Yes | Volume control: Touch | Recommended usage: Music/Everyday | Connectivity technology: Wireless | Control type: Touch | Depth: 22.4 mm | Operating keys: Track | Control unit type: On-ear control unit | Operating keys: Volume + | Operating keys: Volume - | Extra earbuds: Yes | Bluetooth version: 5.3 | Product colour: Black | Battery life: 360 min | Continuous audio playback time: 6 h | Wearing style: In-ear | Ear coupling: Intraaural | Battery operated: Yes | Charging case weight: 59.8 g | Fast charging: Yes | Continuous audio playback time (with charging case): 24 h | Charging case connector type: USB Type-C | Charging case: Yes | Fast charging time: 20 min | Right earpiece weight: 6.24 g | Charging source: USB | Charging case dimensions (W x D x H): 66.3 x 26.7 x 59.4 mm | Headset type: Binaural | Battery recharge time: 1 h | Microphone type: Built-in | International Protection (IP) code: IPX4 | Operating keys: Play/Pause | Operating keys: Track | Left earpiece weight: 6.24 g