I've got a thunderbolt on Verizon and I do 3G and voice as well as 4G and voice at the same time. Some googling seems to show that it uses two antennae to do t

I've got a thunderbolt on Verizon and I do 3G and voice as well as 4G and voice at the same time. Some googling seems to show that it uses two antennae to do this, but to me as an end user it works great.