On: Verizon iPhone 4

[adolph]

It appears to have an extra break in the metal above the mute switch, just like the recent video.

[ben1040 → adolph]

And as in the video the mute switch is positioned differently, meaning it won't line up on all the cases out there already.

Looks like Verizon is acknowledging this on their FAQs:

Most accessories should work, however you may find that cases and covers could be different depending on the product manufacturer.

http://support.vzw.com/faqs/iphone/iphone_faq.html