Really depends. It’s hard thing to estimate. Odds are we have to make some tweaks to manufacturing and shipping. Also getting a solid date and approval for a government is hard 
if everything goes well, I’d put my estimate at around 1-2 months. Leaning on the shorter end. We found the pairing the frequencies used in Australia and New Zealand no problem to deal with :). Just a matter of certification and lots of paperwork! We will keep lots of updates coming!