Amazon.com The Audiovox CE101A is a portable CD player which will play audio CDs, plus CD-R/RW discs. The player runs on either two AA batteries or the included AC adapter. With the twenty-two track memory, it is possible to individualize a CD play list, perfect for a motivating run or walk. The bass boost enhances the overall listening experience by adding bass. This will help counter the tendency of headphones to run bass-low. Other features include: hold, resume, bass boost, repeat and random play. What's in the Box Audiovox CE101A CD player, headphones, AC adapter and a user's manual. 22-track programmable CD memory 3-beam laser pickup Bass boost Includes AC adapter Includes headphones UPC 044476551017 Brand Audiovox MP3 player Yes Manufacturer AudioVox Model Number CE101A Number Of Discs 1 Number of Batteries 4 AA batteries required. (included) Global Trade Identification Number 00044476551017