Short description: The Bose QuietComfort 45 are noise-canceling headphones that provide high quality sound and comfort when worn. They are equipped with Acoustic Noise Cancelling technology, which allows you to block out environmental noise and create a quiet zone for listening to music or calls. The earphones have a comfortable design with soft ear cushions and an adjustable headband, which ensures comfortable wearing for a long time. They also have an auto-on/off feature that saves battery power.