the headphone is awesome with the correct audio quality i have been using this for 7 months now and finds it comfortable to wear and listen tooeven when the sound of the headphones is to the maximum the output is fantastic durability is also up to the mark i even slept with these on for a few days and i dont have any problem the keys are easily accessible once you get familiar with thosethe battery backup is also very good as i had to charge my headphones only during 3 to 4 days as i h