Bose QuietComfort Earbuds II Sound shaped to you Bose QuietComfort Earbuds II weren’t designed with a one-size-fits-all approach. These next-generation wireless earbuds are engineered to fit you. They intelligently personalise the noise cancellation and sound performance to your ears, so you can enjoy the world’s best noise cancellation. Sound High-fidelity audio Bose acoustic architecture and Volume-optimized Active EQ keep audio clear. Tiny mics Crystal-clear calls. Four noise-rejecting mics in each earbud work together to reject ambient noise and focus. Battery Long battery life. Listen for up to 6 hours (24 with charging case). BLUETOOTH Up to 30 ft range With Bluetooth 5.3 connectivity, you can cook, code, or exercise without missing a moment (or a call BOSE MUSIC APP Easy setup The Bose Music app guides you through the initial setup and allows you to personalize your settings.