I've been looking for a portable media player that uses 2.5 inch hard drives, plays lossless audio, and has a good built in DAC and amp with a 1/4 jack. Does something like this exist? So far it seems a 320GB iPod classic is my best choice. I wan't an all in one device that can hold my entire...

http://www.ebay.com/itm/Replacement-cable-with-Remote-Mic-connect-iphone-to-Sennheiser-HD598-HD558-HD518-/261280639444?pt=US_MP3_Player_Cables_Adapters&var=&hash=item3cd58a29d4   I saw this on ebay today. It's the only product like it that i've found. The plugs and guage of the wire look...

I've somewhat picked out a pair that I liked, but i'm worried i'll need an amplifier. I went to the crutchfield store the other day and fell in love with a pair of Sennheiser HD598s. Although when I was at the store I tested them using an amplifier they had at the store that all the headphones...