Coby MP-C 853 MP3 Player with 512 MB Flash Memory & USB Drive (Discontinued by Manufacturer) Compact digital MP3 player with 512 MB of integrated flash memory Stores up to 8 hours of MP3 and 16 hours of WMA music; direct USB plug Mobile data storage function for JPEG photos, text documents, and more USB 2.0 interface for fast file transfers; includes single AAA battery Measures 3.58 x 1.1 x 0.75 inches (W x H x D); 90-day warranty