Be An Apple iPhone Expert

Screen size - 3.5 inches
Screen resolution - 320 by 480 at 160 ppi
Input method - Multi-touch
Operating system - OS X
Storage - 4GB or 8GB
GSM - Quad-band (MHz: 850, 900, 1800, 1900)
Wireless data - Wi-Fi (802.11b/g) + EDGE + Bluetooth 2.0
Camera - 2.0 megapixels
Battery - Up to 5 hours Talk / Video / Browsing
            - Up to 16 hours Audio playback
Dimensions - 4.5 x 2.4 x 0.46 inches / 115 x 61 x 11.6mm
Weight - 4.8 ounces / 135 grams

Widescreen iPod with touch controls that lets you enjoy music, audiobooks, videos, TV shows, and movies, sync content from the iTunes library on your PC or Mac.

Music - Scroll with finger flick of a finger, now use Cover Flow to browse your music library by album artwork.
Video - 3.5-inch widescreen, touch controls for play/pause, chapter forward/backward, and volume.

Make a call by simply pointing your finger at a name or number, automatically syncs all your contacts from a PC, Mac, or Internet service, select and listen to voicemail messages in any order.

Receiving and making a call - construct a favorites list for your most frequently made calls, merge to create conference calls.
Visual Voicemail - An industry first, go directly to any of your messages without listening to the prior messages.
SMS - Predictive QWERTY soft keyboard, prevents and corrects mistakes.
Photos - 2-megapixel camera, a photo management application - sync photos from your PC or Mac.

Rich HTML email client and Safari, automatically syncs bookmarks from your PC or Mac, built-in Google and Yahoo! search, multi-tasking.

Safari Web Browser - see web page the way it was designed, zoom in by tapping multi-touch display.
Mail - Rich HTML email client, fetches your email in the background, displays photos and graphics right along with text.
Google Maps - View maps and satellite images, get directions and traffic information.
Widgets - Helpful information like stock reports, weather reports, and more.

Multi-touch - Control everything using only your fingers.
Intelligent Keyboard - QWERTY soft keyboard lets you easily send and receive SMS messages in multiple sessions - predictive, prevents and corrects mistakes.
OS X - True desktop-class applications and software, including rich HTML email, full-featured web browsing, and applications such as widgets, Safari, calendar, text messaging, Notes, and Address Book.
Wireless - Quad-band GSM, supports Cingular's EDGE network, 802.11b/g Wi-Fi, and Bluetooth 2.0 with EDR, new compact Bluetooth headset.
Built-in Advanced Sensors - Automatically changes the contents of the display, see width of a web page or a photo in proper landscape ratio, proximity and ambient light sensor.