before i forget, i don't normally use this site for the purposes of making a profit, however, i'd like to make this one time offer, available only to the readers of this website (ha).
since the purchase of my ipod, i don't really need my old rio 600 portable mp3 player anymore. so...i'd like to get about $50 for this, if possible. if you or anyone you know might be in the market for a digital music player, i have a rio 600, with 64 mb of memory, i'm looking to ditch. here's the specs...

INTERFACE - Universal Serial Bus

MEMORY - 32MB or 64MB, expandable to 372MB (i've upgraded to 64 mb)

CONNECTORS - Headphone, USB.

DISTORTION - 0.01 to 0.1%

* S/N RATIO - 95dB

FREQ. RANGE - 20 to 20,000Hz

DISPLAY - Backlit LCD shows songs/book title, artist, time.

CONTROLS - Menu button, On/Off and Hold/Lock button, Volume Up/Down.

OPTIONS (sold separately) - 90260122 32MB Backpack Memory Modules

REQUIRES - For PC: Microsoft Windows 98/2000, Pentium 166 or higher, 32MB available RAM, USB Port, CD-ROM drive (for encoding from CD), 35 MB of available hard drive space. For Mac: MacOS 8.51 or later, USB Port, CD-ROM drive (for encoding from CD), 32 MB available RAM.

SIZE - 3.5" x 2.5" x 5/8"

WEIGHT - 2.4 ounces

here's a link to a review and more details...

i have a case, ac\adapter (no batteries required), usb cable.
end of sales pitch...