I can't stand IEMs, I've never tried any that are custom fit though. That said when I say portable I don't mean for walking around, more for sitting in hotel rooms, planes, trains, etc...

Hello Everyone,   I'm new to this forum but have been snooping around for a bit.  I'm an audiophile but have never had any interest in headphones, so I basically no nothing about them.  I've been struck with the urge for a descent portable setup for times when my iPhone just doesn't cut it...