That’s where a certain number of helium filled balloons may come handy… 
Naah, the Netmetal Ax is not very new, maybe it is just out of stock.
But you would need an external 2x2 omnidirectional antenna, which may actually be more difficult to procure, or a couple of simple external ones.
The alternative would be a Groove, but there is no Ax version of it, only Ac.