So the white 400 is no doubt 30mm, but like the link I posted, is that a pic of the white 500 on an ad for the 400? I'm so confused! I want to order the white jvc's with 40mm drivers. I can only assume that the ones pictured in my link are the 500's as they are the same design as the non white...

  several places show them having the 40mm drivers http://www.sonicelectronix.com/item_62362_JVC-HA-S400-W-HAS400W-On-Ear-Carbon-Nanotube-Headphones-White.html?utm_source=google&utm_medium=cpc&utm_campaign=productads&gclid=CJ3sgo2OprUCFQWxnQodthMA5Q

I tried searching through this forum and thread specifically to no avail. Is there any reason as to why the white versions are different in regards to driver size? The white 400 has 40mm and the white 500 sports 30mm. Odd right? If I get the white s400's will I be getting the sound of the...