I had an iRiver 350 slim so 700mb cds but it fit in my pocket and ran all day. The UI was wayyy better than any other CD MP3 player I could find and let you jus

I had an iRiver 350 slim so 700mb cds but it fit in my pocket and ran all day. The UI was wayyy better than any other CD MP3 player I could find and let you just store albums in folders and use the multi line remote to browse and play. I wish they'd taken it to SD card storage but my palm pilot could so I ended up using that