CD-RW Drive 4X/4X/6X USB Mobile CDRw with Ac/battery for Mac/pc 4x write, 4x rewrite, and 6x read speeds Plays music CDs and MP3 files as a stand-alone player, using the supplied remote-controlled headphones Plug-and-play USB interface Playback controller displays both CD Text and ID3 tag information Windows and Macintosh compatible