Edimax Technology EA-ID6D - Manual (Page 6)

Install the antenna on the edge of the floor environments or in the corners if
your base stations are deployed in the corners. This antenna can generate
wide signal coverage to service the client users.
Besides the corner installation, you can also put this antenna at the sides of
the floor for long range corridor transmission
Special links --- Indoor Installation for Outdoor Links
1. Easy point-to-point transmission
the directional antenna can be used only for indoors but can be connected as
outdoor point-to-point application throughout the windows, the expected range
for this kind of connection can be up to 100 Meter as long as you can see and
connect each antenna on both sides.
QIG-ED-2406-V1 6