SanDisk Sansa Express 2 GB MP3 Player (Black) Sleek, ultra-thin digital MP3 player with 2 GB flash memory Stores up to 500 MP3 files (16 hours) or 1,000 WMA files (32 hours) FM tuner with recording capability; built-in mic for digital voice recording Supports MP3, WMA, WAV, Audible, and protected WMA playback 4-line OLED display; measures 3.1 x 1 x 0.65 inches (W x H x D)