pros1design is good more stylish than its coequal boat rockerz 4002battery backup is awesome lasts for almost 10 hours or more3feels good when you wear them even if you wear them for long time ears does not pain4sound is smooth though i noticed at high volume high pitch creates slight irritation it is noticable only when listening at high volume whereas bass effect is pretty good better than boat rockerz 4005builtinmic is very good you dont have to scream for the voice to r