Sony D-NE329SP MP3/ATRAC3 CD Walkman with Speaker Stand Feature-rich personal CD Walkman compatible with compressed MP3, ATRAC3, and ATRAC3plus formats Plays up to 490 songs on single CD-R/RW disc in ATRAC3plus format Skip-Free G-Protection technology guards against music interruption Bundled with SonicStage CD-burning software and compatible with Sony's Connect Music store Includes detachable speaker stand with charger; 1-year parts warranty