Sharper Image "CD" Shower Companion Stereo AM/FM & CD-MP3 with Aluminum Cone Speaker Technology Plays all CD formats, including CD-RW and CDs encoded with compressed MP3 music. State-of-the-art Aluminum Cone Speaker Technology Uses 6 "C" batteries (not included) or plug-in (included) Digital tuner features 15 AM, 15 FM, and 15 TV audio presets