Bose® - QuietComfort® 20 Headphones (iOS) - Black Sennheiser HD 4.40 BT Wireless Bluetooth Headphones (Black) - Sealed Active Noise Cancellation (ANC): Reduces

Active Noise Cancellation (ANC): Reduces ambient sound for focused listening and travel

000 Hz Impedance 120 Ω Sensitivity 110 dB SPL (1 kHz

5 m straight cable

and activating Siri

it can stand up to everyday use and be placed almost anywhere

Bose® - QuietComfort® 20 Headphones (iOS) - Black Sennheiser HD 4.40 BT Wireless Bluetooth Headphones (Black) - Sealed Active Noise Cancellation (ANC): ReducesProduct Features Acoustic Noise Cancelling technologyMinimizes external sounds for clear, uninterrupted audio. Aware mode lets you remain conscious of your surroundings without removing the headphones. Earbud designThe first in ear noise cancelling headphones from Bose delivers rich, powerful sound. StayHear+ ear tipsFit securely in your ears for comfort during extended listening sessions. In line microphone and remotefor easy switching between calls