The Powerology Noise Cancellation Headphones Are An Exceptional Auditory Experience Offering Unparalleled Noise Isolation With 13 Hours Of Working Time When Noise Cancellation Is Active, And An Impressive 30 Hours Without It. This Extended Battery Life Ensures An Uninterrupted Listening Experience Tailored To Your Needs. Remarkably, These Headphones Can Regain Full Power Within Just 2 Hours Of Charging, Making Them Ideal For Those On The Move. They Come Equipped With Super Bass For A Rich, Dynamic Sound Output, Enhancing Your Listening Experience Whether You'Re Immersed In Music, Movies, Or Calls.