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iPhone



The iPhone is a multimedia and Internet-enabled quad-band GSM EDGE-supported mobile phone designed and sold by Apple Inc. The iPhone's functions include those of a camera phone and a multimedia player, in addition to text messaging and visual voicemail. It also offers Internet services including e-mail, web browsing, and local Wi-Fi connectivity. User input is accomplished via a multi-touch screen with virtual keyboard and buttons.

The iPhone has been available since June 29, 2007 in the United States from Apple Retail Stores, the Apple Online Store, and from AT&T Mobility, formerly Cingular Wireless, for a contracted price of US$499 for the 4 GB model and US$599 for the 8 GB model.

specifications

The specifications as listed on Apple's website are:

* Screen size: 8.9 cm (3.5 in)
* Screen resolution: 320×480 pixels at 160 ppi
* Input method: Multi-touch screen interface (the "Home" button is the iPhone's only physical front panel button)
* Operating System: Darwin OS X
* Storage: 4 or 8 GB Flash memory
* Quad band GSM (GSM 850, GSM 900, GSM 1800, GSM 1900)
* Wi-Fi (802.11g), EDGE and Bluetooth 2.0 with EDR
* 2 megapixel camera
* Built-in rechargeable, non-removable battery with up to 8 hours of talk, 6 hours of internet use, 7 hours of video playback, and up to 24 hours of audio playback, lasting over 250 hours on standby.
* Size: 115×61×11.6 mm (4.5×2.4×0.46 in)
* Weight: 135 g (4.8 oz)
* Digital SAR (Specific Absorption Rate) of 0.974 W/kg

An analysis of the iPhone's firmware has revealed that the main Samsung chip (designated S5L8900) contains an ARM1176jzf processor, together with a PowerVR MBX 3D graphics co-processor.

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