Iphone

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         IPhone
Iphone 4G-3 black screen.png
Photo of a Black Apple iPhone 4 (black UMTS/GSM model)
DeveloperApple Inc.
ManufacturerFoxconn (UMTS/GSM model)
Pegatron (CDMA model)[1]
Slogan(s)This changes everything..again[2]
Form factorSlate
ModelA1332 (GSM model)
A1349 (CDMA model)[3]
Part Number16 GB: MC318, MC603
32 GB: MC319, MC605[4]
Release dateGSM model (black): June 24, 2010[a]
CDMA model (black): February 10, 2011[a]
GSM and CDMA models (white): April 28, 2011
Operating systemiOS 5.1.1
Released May 7, 2012; 11 days ago (2012-05-07)
PowerBuilt-in rechargeable li-ion battery
3.7 V at 1420 mAh[5]
SoCApple A4[6]
CPUARM Cortex-A8
GPUPowerVR SGX 535[6]
Storage capacity8, 16, or 32 GB flash memory
Memory512 MB eDRAM[7]
Display3.5 in (89 mm) diagonal 1.5:1 aspect ratio widescreen
LED backlit IPS TFT LCD
640×960 resolution at 326 ppi (0.61 megapixels)
800:1 contrast ratio (typical)
500 cd/m2 max brightness (typical)
Fingerprint-resistant oleophobic coating on front and back glass
AudioSingle loudspeaker
3.5 mm TRRS
Frequency response: 20 Hz to 20 kHz[citation needed]
InputMulti-touch touchscreen display
Push-buttons
Dual microphone
3-axis gyroscope
3-axis accelerometer
Digital compass
Proximity sensor
Ambient light sensor
Rear camera5 MP back-side illuminated sensor
HD video (720p) at 30 frame/s
1.75 μm size pixels
digital zoom
Tap to focus video or still images
LED flash
Photo and video geotagging
Front camera0.3 MP (VGA)
SD video (480p) at 30 frame/s
25.17 μm size pixels
Tap to focus video or still images
Photo and video geotagging
ConnectivityWi-Fi (802.11 b/g/n) (2.4 GHz only)
Bluetooth 2.1 + EDR
GSM model: quad-band GSM/GPRS/EDGE
(800 850 900 1800 1900 MHz)
Quad-band UMTS/HSDPA/HSUPA
(800 850 900 1900 2100 MHz) (800 MHz not yet officially supported by Apple)
CDMA model: dual-band CDMA/EV-DO Rev. A (800 1900 MHz)
Hearing aid compatibilityGSM
3G 850/1900 MHz M4, T4
2G 850 MHz M3, T3
2G 1900 MHz M2, T3
CDMA M4, T4
Online servicesApp Store, iTunes Store, iBooks Store, MobileMe
Dimensions115.2 mm (4.54 in) H
58.66 mm (2.309 in) W
9.3 mm (0.37 in) D
Weight137 g (4.8 oz)
PredecessoriPhone 3GS
SuccessoriPhone 4S
Related articlesiPad, iPod Touch (comparison)
Websitewww.apple.com/iphone

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