Cellular and wireless

• UMTS/HSDPA (850, 1900, 2100 MHz)
• GSM/EDGE (850, 900, 1800, 1900 MHz)
• Wi-Fi (802.11b/g)
• Bluetooth 2.1 + EDR

Location

• Assisted GPS
• Digital compass
• Wi-Fi
• Cellular

Power and battery

• Built-in rechargeable lithium-ion battery
• Charging via USB to computer system or power adapter
• Talk time:Up to 12 hours on 2GUp to 5 hours on 3G
• Standby time: Up to 300 hours
•  Internet use:Up to 5 hours on 3GUp to 9 hours on Wi-Fi
• Video playback: Up to 10 hours
• Audio playback: Up to 30 hours

Display

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

Camera, photos, and video

• 3 megapixels
• Autofocus
• Tap to focus
• Video recording, VGA up to 30 fps with audio
• Photo and video geotagging
• iPhone and third-party application integration

Headphones

• Apple Earphones with Remote and Mic
• Volume control
• Frequency response: 20Hz to 20,000Hz
• Impedance: 32 ohms

In the box

• iPhone 3GS
• Apple Earphones with Remote and Mic
• Dock Connector to USB Cable
• USB Power Adapter
• Documentation
• SIM eject tool