It took six months from order to delivery, only to find out the wall mounting brackets are on back order until October! Nuts! Ended up going with a $20 VideoSecu bracket off
Amazon rather than wait 4 months for the $370 bracket from Microsoft. So far so good...
The steps to configure an Office 365 meeting room account for the Hub requires (recommends?) more than six PowerShell scripts/commands. Not very user-friendly, and not for Office 365 novices.