Bose QuietComfort Wireless Earbuds II

High-quality noise cancellation, up to 6 hour charge. Includes earbuds, charging case, and charging cable. Earbuds also include an adjustable equalizer. 1. Your buds send out a chime to learn your ear canal’s unique shape 2. The chime bounces back and gets picked up by the built-in microphones 3. Your buds then optimize a noise cancellation and sound performance that fits you perfectly