DESC: The Music Is In The Headphones Introducing JVC's new MP3 headphones. That's right, headphones with MP3/WMA playback capability built into one. The headphones have 256MB Flash Memory built into the headphones... enough for 60 MP3 or 120 WMA files! The player also features Voice Guidance, MP3, WMA, and WMA-DRM playback capability, a widerage of surround sound modes, and 20 hours of playback on 1 AAA battery.