The durable Sony MP3 S2 Sports CD Walkman is water resistant, has the 2-line dot matrix display built right into the hand strap, and is ready for go-anywhere outdoor fun. The ATRAC3plus feature is an advanced audio compression technology that allows you to create your own compilations of up to 490 of your favorite songs on one CD-R/RW disc. You can also play back MP3 files downloaded and recorded onto CD-R/RW media using your PC"s CD-ROM drive. Features h.ear clip-on style headphones; ID3 tagging and CD text support; Skip-Free G-Protection technology; 18 playback modes; digital Mega Bass sound system ; digital volume control; and more. Enjoy over 50 hours of continuous playback with 2 AA batteries (not included). Includes SonicStage Software and headphones. White. *Estimated 4 minutes per song. 1-1/4Hx5-3/8Wx5-3/8D".