1.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 wireless technology
2.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:4.8 ounces (135 grams)
3.Camera, photos, and video
- 3 Megapixels
- Tap to focus
- Video recording, VGA up to 30 fps with audio
- Photo and video geotagging
- iPhone and third-party application integration
- 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
- Video formats supported: H.264, .m4v, .mp4, .mov, MPEG-4.
6.Supporting Operating Systems and Additional Requirements.
- Mac OS X v10.4.11 or later
- Windows Vista
- Windows XP Home or Professional with Service Pack 2
- iTunes 8.2 or later
- Accelerometer:It allows the user to easily switch between portrait and landscape mode. Comes handy for playing iPhone games.
- Proximity sensor:A proximity sensor deactivates the display and touchscreen when the device is brought near the face during a call. Its helps in saving battery.
- Ambient light sensor