Zenith MPH244 64 MB MP3 Player 64 MB built-in memory, Secure Digital-compatible MMC slot (for an additional 64 MB) Plays MP3 and WMA files; compatible with Windows XP, 2000, 98, ME; offers USB interface for fast downloads 8 hours playback with rechargeable gum battery, repeat play, and hold funtion Bass and treble boost plus 4 preset equalization curves so you can tailor the sound to your preference Includes 32 MB MMC card, headphones, carrying case, USB cable, and wired remote control