Cartoon Headphone for iPhone 4S with mic, wonderful sound experience, 37 ... quality for you to better enjoy your musics and viedos.Cartoon Headphone for iPhone 4S with mic, wonderful sound experience, 37 ... : 32=-15%at1khz8. Frenquency response: 20-20000 hz9. Color: white Cartoon Headphone for iPhone 4S with mic