Nextar MA933A-5BL 512 MB Digital MP3 Player (Black) Compact, wearable digital MP3 player with 512 MB of flash memory Supports MP1, MP2, MP3, WMA, and WAV formats; USB mass storage Holds up to 8 hours of MP3 audio and 16 hours of WMA audio Multiple EQ presets, including natural, rock, pop, classic, and jazz Direct USB 2.0 plug; measures 4 x 1 x 0.8 inches (W x H x D); 90-day warranty