Sony D-EJ120 Personal CD Walkman Heat-resistant personal CD player with simple 1-button control Skip-Free G-Protection technology guards against music interruption Digital Mega Bass Sound produces rich, deep bass tones with low harmonic distortion CD, CD-R, and CD-RW compatibility; 10 playback modes, including programming, random, and repeat Up to 50 hours continuous playback with 2 AA batteries; 1-year parts warranty