Record MP3s or CDs at up to 32x speed on affordable MD media for over 5 hours of music per standard 80-minute disc * Up to 110 hours of playback using the supplied rechargeable battery and 1 AA battery (not included) * Plays ATRAC3 and ATRAC files; converts audio from MP3, WMA, and WAV files * Includes USB docking and recharging cradle * Music-management software ensures seamless file transfers to and from your hard drive; multi-speed transfers via USB port