OTA Updates/Apple TV/4.2

NOTE: "Marketing Version" is the version that the Apple TV reports in its "About" screen.

Apple TV (2nd generation)

Version		Build	Prerequisite Build	Release Date	OTA Download URL	File Size
Marketing	Internal
4.2	4.3	8F191m	—	11 March 2011	appletv2,1_fullreplacement_8f191m.ipsw	328,176,883
			8C154		appletv2,1_8c154_to_8f191m.ipsw	117,307,892

Over-the-air, often used to refer to OTA Updates, where an iOS device downloads and installs an update on itself without assistance from external hardware