Panasonic SL-SV550 CD/MP3 Player Thin, round-form design for optimal portability with round LCD on player lid Plays standard CD, audio CD-R, audio CD-RW, and MP3 CD (does not read ID3 tags) Hold prevents unintended commands (play, stop, etc.) and resume picks up exactly where the player left off Built-in digital synthesizer tuner offers 20 FM and 10 AM station presets Up to 35 hours of MP3 playback from 2 AA batteries (not included)