Sony NW-S705F Noise-Canceling Walkman MP3 Player (Black) Compact black MP3 player with 2 GB of built-in flash memory Supports MP3, WMA, AAC, and ATRAC formats; built-in FM tuner 3-line, rotating OEL display; Jog Shuttle dial for scrolling through info 5-band equalizer with heavy, pop, jazz, custom, and manual modes Measures 3.43 x 1.07 x 0.58 inches (W x H x D); 1-year parts warranty