This is the G930FD model, which covers the LTE bands of all major US carriers. European carriers are covered as well for what that's worth since this is a US deal.
The Galaxy S7 is available in Black, Gold and Silver. Extended 2 and 3-year warranty is available for $60 and $80 respectively. Note that this offer will expire in 8 days.
Head over to DailySteals for a closer look.
It's most probably grey market, the prices now for the S7 Edge is around 2300AED which equals $625, and for the normal S7 it is 2000AED which equals $540, pretty much the same as this article. All these prices are in UAE of course.
We are getting s7 edge at dubai for lesser price.