full review after using 1 year and 6 months it says extra bass truly its real you can hear the vibration of the soundnow pros 1super extra bassincluding vibration 2 sound quality is awsome 3 build quality is great 4 battery back up is great now cons 1 its tough to wear it continuously 23 hours 4 the driver size is little bit small im not complaining it but if it becomes big it would be better otherwise go for it strongly recommended dont compare this wi