Son custom firmwares con el jailbreak hecho y sin actualizar el baseband para que no se pierda el unlock.

ACTIVATED = for official carrier users (who has SIM card from an official carrier) and UN-ACTIVATED who doesn’t have any SIM card from official carrier but different SIM card from a different network which don’t have any contract with apple.

iPhone 4 iOS 5.0.1:

[box] (781.62MB) [DOWNLOAD / MIRROR] (780.98MB) [DOWNLOAD / MIRROR] (788.68MB) [DOWNLOAD / MIRROR][/box]

iPhone 3GS 5.0.1:

[box] (674.8MB) [DOWNLOAD / MIRROR] (674.19MB) [DOWNLOAD / MIRROR][/box]

iPhone 3G iOs 4.2.1:

[box]iPhone 3G IOS 4.2.1 Custom ACTIVATED with ALL functions:  [DOWNLOAD]

iPhone 3G iOS 4.2.1 Custom ACTIVATED NO extra functions: [DOWNLOAD]

iPhone 3G iOS 4.2.1 Custom UN-ACTIVATED ALL extra functions: [DOWNLOAD][/box]

iPhone 3G iOS 4.2.1 Custom UN-ACTIVATED NO extra functions: [DOWNLOAD]

Mas info