JVC XL-PG39 Personal CD Player with ASP-EXtreme Anti-Shock Protection (Diamond Black) Personal CD player supports audio CDs, plus CD-R/RW discs 45 seconds of advanced ASP-EX (extreme) anti-skip protection Diamond black casing is heat-resistant Program up to 20 tracks with program play mode Auto power-off to save battery life; alkaline batteries last 20 hours