Since these are high impedance phones, I was wondering what sound card would drive the Sennheiser 580s well, w/out the use of an external amp (better than my Turtle Beach Santa Cruz card). I game, listen to music and occasionally watch movies. I want a card that can basically do it all w/...

I just bought the Sennheiser 580's for my computer. Is there any sound cards that would sound good with this sound card AND have decent amplification w/out having toe buy an amp? Is this possible or is a separate headphone amp the only route?..........

I want a resolving dynamic headphone that works well when watching movies and listening to music that runs the whole gamut from classical and jazz to heavy metal, etc. I'm prepared to get an amp if necessary and I don't care if the phone is open or closed. Everyone speaks highly of the...

I have the Sennheiser HD497 and have upgradtitis. For those that have experience with the two headphones can you please distinguish the performance improvements if any? Besides sound, the headphones have to be efficient enough to run on my computer sound card. Thanks......

It seems to me that some of the best HT/Rock phones (open or closed) are the Grado sr225 or sr325, Audio Technica ATH-A900, Ultrasones HFI-650 Trackmaster or HFI-700 DVD, Beyerdynamics DT-770, Alesaandro MS-2, and Sennheiser HD 25-1. Please help me decide among these or other of your...

??? What are the sonic differences??

Since there is a substantial amount of diminishing returns performance-wise with headphone amps the higher you go up in price, what is the SWEET SPOT BANG FOR BUCK headphone amp for the Sennhieser 650? In other words, which amp would give you the most performance until one starts to feel that...

I'm looking for the best sonics, most comfortable headphones money could buy for ~$250. My preliminary research has lead me to these two cans. Of course there are others, so please guide me. Please help a noob.........

I like to listen to music while jogging and lifting weights. I carry a little mp3 player with me. WHAT IS THE BEST OVERALL SOUNDING HEADPHONE UNDER $150 THAT IS ALSO COMPACT/FOLDABLE? I'm flexible to recommendations, but since these are for workouts, the smaller and lighter, the...