Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
Straight from Apple's web site:


Minimum requirements for AirPlay Mirroring
For best performance, make sure that your system meets AirPlay Mirroring minimum requirements.

iPhone 4S or iPad 2 (and later) with iOS 5 and later
Apple TV (2nd or 3rd generation) with software version 5.0 or later
An 802.11a, -g or -n wireless network
 
Straight from Apple's web site:


Minimum requirements for AirPlay Mirroring
For best performance, make sure that your system meets AirPlay Mirroring minimum requirements.

iPhone 4S or iPad 2 (and later) with iOS 5 and later
Apple TV (2nd or 3rd generation) with software version 5.0 or later
An 802.11a, -g or -n wireless network
Looks like I'll get an Apple TV next year when I get the fourth generation iPad.

Ahh well. Thanks for the reply. 🙂
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.