Listening to NMH on PX100 as I write this. I owned both the PX100 and PortaPros for the last year until I recently sold the PortaPros. They sound similar with the Koss 'phones emphasizing the bass while the PX100 emphasize the mids. My choice was obviously for the Senns. Not only is the...

1. Etymotic ER-4P 2. Sennheiser HD580 3. Sennheiser PX100 4. AKG 271S ...need to try some Grados!

I just got a new pair for $154 ($139 + $15 shipping) shipped from a BuyItNow acution on eBay from inetdistributors. They are brand new, in the box, and professionally packaged, shipped UPS. I would buy from them again.

I agree; reading can take your mind off your equipment. While reading, you'd be amazed at how good your notebook computer driving PX100's playing AAC files can sound.

I am new to the world of high quality headphones, and I am looking for a store where I can try a few of the top models (CD3000, DT880, Audio Technica, HD600/650, Grado). When it comes time to purchase, I will certainly be buying from one of the forum sponsors, but I would like to sit down and...