Bose QuietComfort Headset Wired & Wireless Head-band Music/Everyday Bluetooth Black

Width: 1524 mm | Headset type: Binaural | Wearing style: Head-band | Charging source: USB | Product type: Headset | Fast charging: Yes | Microphone type: Built-in | Warnings: Regularly check the condition of the batteries to prevent leaks. | Operating keys: Volume + | Cables included: Audio (2.5mm to 3.5mm) | Height: 184 mm | Control type: Buttons | Battery operated: Yes | Cables included: USB Type-C | Volume control: Button | Fast charging time: 15 min | Bluetooth: Yes | Operating keys: Volume - | Depth: 76.2 mm | Bluetooth version: 5.1 | Control unit type: On-ear control unit | Detachable cable: Yes | Product colour: Black | Weight: 240 g | Recommended usage: Music/Everyday | Continuous audio playback time: 24 h | Battery recharge time: 2.5 h | Carrying case weight: 180 g | Warnings: Do not use near sources of heat or flame. | Warnings: Keep away from children. | Connectivity technology: Wired & Wireless | Ear coupling: Supraaural | Carrying case: Yes | Battery type: Built-in battery