Yesterday Steve Jobs introduced the iPhone 4 , the phone everyone was waiting to be launched and Apple didn’t disappointed it’s fans by adding some technological breakthroughs in the phone .
The general technical specifications of iPhone are
Size & Weight :
115.2mm x 58.6mm x 9.3 mm and weighs only 137 gms
Available Colors
White and Black

Cellular Band and Connectivity
- UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz)
- GSM/EDGE (850, 900, 1800, 1900 MHz)
- 802.11b/g/n Wi-Fi (802.11n 2.4GHz only)
- Bluetooth 2.1 + EDR wireless technology
- Assisted GPS
Sensors
- Digital Compass
- Three-axis gyro
- Accelerometer
- Proximity sensor
- Ambient light sensor
Battery and Talk Time
- Builtin Rechargeable Lithium Ion Battery
- USB charging
- Talk Time : 7 Hrs on 3G and 14hrs on 2G with 300 hours standby
- Internet Usage : 6 hours on 3G and 10 hours on WiFi
- Audio and Video Playback : 40 Hours Audio and 10 Hours Video
Flash Disk Capacity
16GB and 32 GB ( may be 64 GB will launched later )
Screen
- Retina display
- 3.5-inch 960 x 640 pix res widescreen Multi-Touch display
- 800:1 contrast ratio (typical)
- Fingerprint-resistant oleophobic coating on front and back
- Support for display of multiple languages and characters simultaneously

Supported Audio and Video Formats
- AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV
- Video formats supported: H.264 video up to 720p, 30 frames per second, Main Profile level 3.1 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 per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format
- Support for 1024 by 768 pixels with Dock Connector to VGA Adapter; 576p and 480p with Apple Component AV Cable; 576i and 480i with Apple Composite AV Cable (cables sold separately)
Camera :
- 5 MP Autofocus Camera ( back ) with LED Flash ( also acts as Video Light )
- VGA Front Cam for Video Chat at 30fps
- Video recording at HD (720p) up to 30 frames per second with audio
- 5-megapixel still camera
- Geo Tagging support both for Photos and Videos
SIM Type :
- Micro SIM
In the Box
- iPhone 4
- Apple Earphones with Remote and Mic
- Dock Connector to USB Cable
- USB Power Adapter
- Documentation
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