Right now I'm using the Fiio E6 amp which is $20 on Amazon and gets great reviews on there.  I love the amp and will likely move up to the Electric Avenues PA2V2 amp.  Here is the link.  http://www.electric-avenues.com/amplifiers.html.  As far as the G-Cush foam pads go I have read they increase...

I forgot to mention that I was not sure I recieved a pair of 325is and might have been sold the older 325i or 325.  I called Grado directly and the first woman on the phone asked me to check the serial #'s on the box and the headphones which I did and they did not match.  She put me on hold and...

Just recieved my SR325is Grado's the otther day.  My serial # is 12298 for the registry.  I steped up from a pair of SR80 Grado's which I love.  Still have not had time to sit down a listen to them.  I also have yet to buy the Grado 1/4'' to 3.5mm adaptor cable.  More to come!