Apple iphone-4(White) Factory unlock

Size and weight1
Height:4.5 inches (115.2 mm)
Width:2.31 inches (58.6 mm)
Depth:0.37 inches (9.3 mm)
Weight:4.8 ounces (137 grams)

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 GPD
Digital compass
Wi-Fi
Cellular
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
Standyby time: Up to 300 hours
Internet use:
Up to 6 hours 3G
Up to 10 hours on Wi-Fi
Video playback: Up to 10 hours
Audio playback:Up to 40 hours
Mac system requirements
Mac computer with USB 2.0 port
Mac OS X v10.5.8 or later
iTunes 9.2 or later (free download form www.itunes.com/download)
iTunes Store account
Internet access
Windows system requirements
PC computer with USB 2.0 port
Windows7; Windows Vista; or Windows XP Home or Professional with Service Pack 3 or later
iTunes 9.2 or later (free download form www.itunes.com/download)
iTunes Store account
Internet access
Capacity3
16GB flash drive
Colour
White

Display
Retina display
3.5-inch (diagonal) widescreen Multi-Touch display
960-by-640-pixel resolution at 326 ppi
800:1 contract 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

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
User-configurable maximum volume limit
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)
Camera, photos, video
Video recording, HD (720p) up to 30 frames per second with audio
5-megapixel still camera
VGA-quality photos and video at up to 30 frames per second with the front camera
Tap to focus video or still images
LED flash
Photo and video geotagging
External buttons and controls

Sensors
Three-axis gyro
Accelerometer
Proximity sensor
Ambient light sensor
Connectors and input / output

Headphones
Apple Earphones with Remote and Mic
Frequency response: 20Hz to 20,000Hz
Impedance: 32 ohms
In the box
iPhone 4
Apple Earphones with Remove and Mic
Dock Connector to USE Cable
USB Power Adapter
Documentation