Bose QuietComfort Earbuds Bluetooth Connection, Active Noise Cancelling, Fully Wireless Earphones, Up to 8.5 Hours of Continuous Playback, Fast Charging, Black

主な特徴: Uninterrupted sound, giving you strength: Bluetooth wireless earbuds with world-class noise-canceling technology These wireless earphones can shut out ambient sounds so you can enjoy the best sound at any time、Overwhelming powerful sound: With noise cancellation, these wireless earbuds cut out ambient noise, allowing you to focus on studying or working while enjoying high-quality music Enjoy high sound quality anytime, anywhere with these IPX4-rated Bluetooth wireless earphones、Enjoy all-day sound with long-lasting battery: Bluetooth noise-canceling wireless earphones with up to 8.5 hours of continuous playback With a 20-minute quick charge in the wireless charging case, you can enjoy an additional approximately 2 hours of playback、COMFORTABLE FIT FOR LONG WEAR: 3 sizes of ear tips and a stability band (included) allow you to adjust the Bluetooth wireless earbuds to a comfortable fit and prevent sound leakage、Effortless switching with hands-free operation: Use the Bluetooth multipoint feature to seamlessly connect your Bluetooth wireless earphones to multiple devices It also supports Bluetooth 5.3 and can maintain a stable connection up to about 9 meters。