Forgive my ignorance on the question but is there a big difference on signal performance mounting on the wall vs the ceiling.
Unifi ac pro wall mount.
One of the ports provides poe for powering and connecting an 802 3af device to the network.
Ideal for new or retrofit installations the unifi ac in wall is designed to convert an ethernet wall jack into a dual band 802 11ac wi fi access point with two gigabit ethernet ports.
The uap ac pro features auto sensing 802 3af 802 3at poe support and can be powered by any of the following.
Use this instruction for a quick solution when you need to take down an access point.
I have one ap that is much easier to mount on the wall.
Erl uap ac pro es16 es48 1 point 2 years ago most situations would see the ap working best when ceiling mounted.
Powering the unifi ap.
Ubiquiti unifi switch with poe.
Ubiquiti gigabit poe adapter 48v 0 3a the single pack of the uap ac pro includes one gigabit poe adapter.