@paarlberg I ended up going with 2x eap670 and 2x eap650. I probably could have used 4x eap650, but wanted the extra antennas on the 5Ghz for a couple of areas.

@Somnus The 2nd-floor placement is fairly simple and I am currently getting 500mbps to the 1st floor directly below the AP with the eap660hd. Placing the 3rd AP upstairs above the foyer might be a...

I am currently testing 2x eap660hd and 1x eap670 in my house. Look at the pictures below for the floor plan. I am considering placing 3-4 of the eap670 or eap660hd, or maybe an eap650 or eap610v2 in...