jWin JXMP88-BLK Personal MP3/WMA Player with SD/MMC Slot, Black Personal MP3/WMA player with integrated SD/MMC card slot and black housing Holds SD/MMC cards as large as 2 GB (not included); auto power-off function 4 equalizer presets (classic, pop, rock, and live); random and repeat (1 and all) play ID3 tagging and lyrics display; bright LCD screen for easy readability Runs on 1 AAA battery; measures 2.1 x 2.1 x 0.6 inches (W x H x D); 1-year warranty