AirTunes was announced in 2004, focused on playing audio wirelessly from iTunes to an AirPort Express. So you could listen to music all over your house from your mobile device.
In 2010, AirTunes became AirPlay to represent the extend scope of being able to play all kinds of content (including videos, photos, etc.).
There’s an easy way to find out whether your Mac supports AirPlay Mirroring: If you see AirPlay Display (Mavericks) or AirPlay Mirroring (Mountain Lion) options in the Displays pane of System Preferences, then your Mac model supports it. If you don’t see it, this feature isn’t supported.
What is AirPlay Mirroring?
You can mirror exactly what you see on your iOS Device or Mac to your TV by using an Apple TV. So you can show everyone in the room what’s on your display (web pages, videos, games, etc.). It works wireless and supports zooming and device rotation.Continue reading