Personal MP3/CD Player with FM Radio and High Quality Stereo Headphones. MP3/CD Compatible, CD-R/CD-RW Compatible, FM Radio Function, 40 Sec Anti-Shock for CD, 120 Sec Anti-Shock for MP3, Random & Repeat Playback, Program Function, High Quality Stereo Earphones Included; Uses 2 x AA Size Batteries (not included).