sefelt103 and NZtechfreak thank you so much for your suggestions.  I'm new to all this, so your feedback is greatly appreciated.   So I now know that open or semi-open cans are not suitable as portables because of leakage.   I prefer full-sized cans vs. IEM's.  So, with your help I'm...

I'm interested. Please keep me posted.

Hi everyone!! Need your help on recommendations for the best sounding potable rig solution. Source will be iPhone 4S. SEEKING GEAR: Portable headphones; Portable amp; Portable DAC. CRITERIA: I'm always on the go, so I'm seeking the best portable rig setup. Because this will be used in public...