Which directional WiFi antenna to choose?

Question

Data transfer

There is a task, you need to distribute the Internet from one apartment to another apartment via WiFi using a directional antenna.
Direct visibility between the windows, the distance is approximately 80 - 100m. Advise an antenna that will take such a distance.

Answer 1

If you have money and line of sight then look towards RBwAPG-60ad kit - MikroTik RouterBoard Wireless Wire 1 Gbps full duplex without cables
Wireless: 802.11ad
https://mikrotik.com/product/wireless_wire
distance 100 meters
interface is similar to:
if there is no money ... then look towards the simplest tplinks. type cpe210. unkillable crap and 300 megabits over the air. https://market.yandex.ru/product--tp-link-cpe210/1... alas, they are rarely updated
more expensive and more sympathetic than LBE-5AC-Gen2 - Ubiquiti LiteBeam AC Gen2
https://www.ubnt.com/airmax /litebeam-ac-gen2/
Max. performance (5 GHz), up to Mbps: 450

Answer 2

See how the task is. If the task is "to irradiate another house from one house so that residents inside can use laptops / smartphones / tablets", then the problem has no solution. If the task is to build a point-to-point link, with AP installed in window openings, then such a small distance will be taken by a pair of any home routers (at least D-Link DIR-300) to an integrated antenna