3-Megapixel Camera:
The new 3-mega pixel camera takes great still photos, too, thanks to built-in auto focus and a handy new feature that lets you tap the display to focus on anything (or anyone) you want.
Voice Control:
Voice Control recognizes the names in your Contacts and knows the music on your iPod. So if you want to place a call or play a song, all you have to do is ask.
Compass:
With a built-in digital compass, iPhone 3G S can point the way. Use the new Compass app, or watch as it automatically reorients maps to match the direction you’re facing.1
Cut, Copy & Paste and Landscape Keyboard:
Cut, copy, and paste words and photos, even between applications. Copy and paste images and content from the web, too. Want more room to type on the intelligent software keyboard? Rotate iPhone to landscape to use a larger keyboard in Mail, Messages, Notes, and Safari.
Messages:
Send messages with text, video, photos, audio, locations, and contact information. You can even forward one or more messages to others. MMS support from AT&T coming in late summer.
Search:
Accessibility:
Internet Tethering:
Surf the web from practically anywhere. Now you can share the 3G connection on your iPhone with your Mac notebook or PC laptop. Tethering is not currently offered in the U.S. and some other countries. See your carrier for availability.
Voice Memos:
Capture and share a thought, a memo, a meeting, or any audio recording on the go with the new Voice Memos application.
Nike + iPod:
iPhone includes built-in Nike + iPod support. Just slip the Nike + iPod Sensor (available separately) into your Nike+ shoe and start your workout.
Stocks:
Stocks on iPhone shows you charts, financial details, and headline news for any stock you choose. Rotate iPhone to see even more detailed information.
YouTube:
Watch YouTube videos wherever you are. Log in to your YouTube account to save and sync bookmarks and rate your favorites.