Apple iPhone - 3.0 Firmware for the phone (available via iTunes).

http://m.macupdate.com/info.php/id/27062/apple-iphone
http://www.versiontracker.com/dyn/moreinfo/macosx/32939


What's new in this version:
Cut, Copy & Paste
Landscape Keyboard
MMS
Spotlight Search
Voice Memos
Improved Calendar
Buy Movies, TV Shows, and Audiobooks
Enhanced Stocks App
Safari Improvements
Internet Tethering
Stereo Bluetooth
Automatic Wi-Fi Login
Sync Notes
Parental Controls
iTunes Store Account
YouTube Login
Shake to Shuffle
New Languages
MobileMe Find My iPhone and Remote Wipe
Run the Latest Apps