Bose QuietComfort 45 Noise Cancelling Headphones - Black (Renewed)

Experience the premium sound and quiet that only Bose can deliver with the QuietComfort 45 headphones. These renewed headphones have been professionally inspected and tested to perform and look like new, giving you confidence in every purchase. Advanced noise-cancelling technology uses tiny microphones to measure external sound and emit opposite signals, creating a calm listening environment whether you are traveling, working, or relaxing. The TriPort acoustic architecture and Volume-optimized Active EQ provide deep, balanced audio that stays clear at any volume, so you hear every detail without losing bass impact. Switch effortlessly between Quiet Mode for full isolation and Aware Mode to let important sounds like traffic or announcements reach your ears, keeping you safe and connected. Bluetooth wireless connectivity lets you enjoy untethered freedom with simple pairing to any device. Backed by the Amazon Renewed Guarantee, these headphones qualify for replacement or refund if you are not satisfied, making premium Bose performance both affordable and risk-free.