Sony D-NF400 ATRAC Walkman Portable CD Player with Digital AM / FM / TV / Weather Tuner Portable CD player compatible with MP3 files and Sony's ATRAC3plus compression technology; 2-line display with ID3 tag recognition Built-in FM, AM, TV, and Weather Band radio with 51 station presets Includes SonicStage CD Simple Burner software to facilitate ATRAC3plus CD burning from MP3 files and from other CDs Skip-free G-Protection technology eliminates or reduces skipping during many active uses More than 85 hours extended playback with 2 AA batteries (not included)