This is a question better posed directly to Elsa tech support. They should gladly provide "Pre-purchase" info.
. Generally the video standard is fixed, so if the card has a tv out, then it wouldn't work on US equipment. Of course the standard VGA out should work just fine. A BIOS update might be all that is required to change from PAL to NTSC, but I doubt anyone here would know that for sure.
.bh.
ps. Self-bumps should be six or more hours apart.bh.