iphone 4 has launched some time ago, but currently only available in black. white iphone 4 will soon be made, probably on 16 July or 31 July 2010. And for those of you who want to exchange black iphone with white iphone ,Apple / AT & T gave a period of 14 days from purchase time.But california residents were given 30 days time.Spesification
Size and weight1
Height:
4.5 inches (115.2 mm)
Width:
2.31 inches (58.6 mm)
Depth:
0.37 inch (9.3 mm)
Weight:
4.8 ounces (137 grams)
Capacity3
* 16GB or 32GB flash drive
Display
* Retina display
* 3.5-inch (diagonal) widescreen Multi-Touch display
* 960-by-640-pixel resolution at 326 ppi
* 800:1 contrast ratio (typical)
* 500 cd/m2 max brightness (typical)
* Fingerprint-resistant oleophobic coating on front and back
* Support for display of multiple languages and characters simultaneously
Cellular and wireless
* 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
Location
* Assisted GPS
* Digital compass
* Wi-Fi
* Cellular
Audio playback
* Frequency response: 20Hz to 20,000Hz
* Audio formats supported: 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
Power and battery2
* Built-in rechargeable lithium-ion battery
* Charging via USB to computer system or power adapter
*
Talk time:
Up to 7 hours on 3G
Up to 14 hours on 2G
* Standby time: Up to 300 hours
*
Internet use:
Up to 6 hours on 3G
Up to 10 hours on Wi-Fi
* Video playback: Up to 10 hours
* Audio playback: Up to 40 hours
TV and video
* 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)
