Technical Details:

Size and weight

Height:
    4.5 inches (115.5 mm)
Width:
    2.4 inches (62.1 mm)
Depth:
    0.48 inch (12.3 mm)
Weight:
    4.7 ounces (133 grams)

Capacity

     16GB flash drive

Cellular and wireless

     UMTS/HSDPA (850, 1900, 2100 MHz)
     GSM/EDGE (850, 900, 1800, 1900 MHz)
     Wi-Fi (802.11b/g)
     Bluetooth 2.0 + EDR

GPS

     Assisted GPS

In the box
iPhone packaging.

     iPhone 3G
     Stereo Headset with mic
     Dock Connector to USB Cable
     USB Power Adapter
     Documentation
     Cleaning/polishing cloth
     SIM ejector tool

Display

     3.5-inch (diagonal) widescreen Multi-Touch display
     480-by-320-pixel resolution at 163 ppi
     Support for display of multiple languages and characters simultaneously

Audio

     Frequency response: 20Hz to 20,000Hz
     Audio formats supported: AAC, Protected AAC, MP3, MP3 VBR, Audible (formats 1, 2, and 3), Apple Lossless, AIFF, and WAV
     User-configurable maximum volume limit

Headphones

     Stereo earphones with built-in microphone
     Frequency response: 20Hz to 20,000Hz
     Impedance: 32 ohms

Video

     Video formats supported: H.264 video, up to 1.5 Mbps, 640 by 480 pixels, 30 frames per second, Low-Complexity version of the H.264 Baseline Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; H.264 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Baseline Profile up to Level 3.0 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats

Camera and photos

     2.0 megapixels Camera located on back of iPhone.
     Photo geotagging
     iPhone and third-party application integration

Language support

     Language support for English, French, German, Japanese, Dutch, Italian, Spanish, Portuguese, Danish, Finnish, Norwegian, Swedish, Korean, Simplified Chinese, Traditional Chinese, Russian, and Polish
     International keyboard and dictionary support for English (U.S.), English (UK), French (France), French (Canada), German, Japanese, Dutch, Italian, Spanish, Portuguese (Portugal), Portuguese (Brazil), Danish, Finnish, Norwegian, Swedish, Korean (no dictionary), Simplified Chinese, Traditional Chinese, Russian, and Polish

Connectors and input/output

     30-pin dock connector
     3.5-mm stereo headphone minijack
     Built-in speaker
     Microphone
     SIM card tray

External buttons and controls

     Sleep/wake
     Ring/silent
     Volume up/down
     Home

Sensors

     Accelerometer
     Proximity sensor
     Ambient light sensor

Power and battery

     Built-in rechargeable lithium-ion battery
     Charging via USB to computer system or power adapter
   

     Talk time:
          Up to 5 hours on 3G
          Up to 10 hours on 2G

     Standby time: Up to 300 hours
   

     Internet use:
          Up to 5 hours on 3G6
          Up to 6 hours on Wi-Fi7

     Video playback: Up to 7 hours
     Audio playback: Up to 24 hours

Mac system requirements

     Mac computer with USB 2.0 port
     Mac OS X v10.4.10 or later
     iTunes 7.7 or later

Windows system requirements

     PC with USB 2.0 port
     Windows Vista; or Windows XP Home or Professional with Service Pack 2 or later
     iTunes 7.7 or later