A:AnswerIt doesn't have USB ports for a mouse and keyboard. You will need speakers for audio as this monitor doesn't them built in. I assume air play is some kind of wireless connection for monitors it doesn't support wireless connections.
A:AnswerI have now set up the tower with twin monitors, 1 using the only hdmi & the other using the only vga on tower and both monitors. Works perfectly for my office work. Picture quality is crisper on hdmi - I may get a usb to hdmi adaptor.