They were $100 but I don't think they were worth it. When I'm out in public, and I absolutely HAVE to listen to something, I use Apple headphones since bigger headphones look a bit ridiculous. Apple headphones are the pits though.
I just use some cheap earphones I got for like $15 when I listen to music.
But when I'm playing games I use a pair of my cheap E-Blue Cobra-I gaming Headset