The Best Smartphone Reviews Apple iPhone 4

The Best Smartphone Apple iPhone 4 is without doubt one of the best smartphones on the market and there are several steps for the competition. It's easy to get caught up in a wide range of advanced functions on the phone, but the basic functions of the highest quality. 4 Apple iPhone shows really what smartphone can do, and it will take some time before anyone could really fit.

Playback on iPhone 4 is easily the sharpest and clearest display we saw on smartphones. IPhone 4 has a 960 x 640 pixels, that no comparison with 480 x 320 pixels, which is located on its predecessor, the Apple iPhone 3G. With such high resolution, the eyes are unable to see each pixel on the Apple iPhone 4, resulting in a much clearer, sharper and easier to display.

The Pixel screen have been developed to 78 micrometers wide. According to Apple, because of their small size, Apple was able to packing four times more pixels on the 3.5-inch screen. As a result, 326 pixels per inch to iPhone 4, l display and it also means that u200b  text and  not appear violent and pixels.

Solidity of this device is also a key element in design, iPhone 4 device is small, weighs only 4.8 ounces, but it feels indestructible. Glass Retinal Display is made of the same materials used in the helicopter, if it is cheaper smartphones is a common phenomenon for you, iPhone is 4 One of the best smartphone for you.

1. Size and weight

-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)

2. 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
-Wi-Fi

4. Power and battery Apple iPhone 4
-lithium-ion battery
-Standby time: Up to 300 hours
-Video playback: Up to 10 hours
-Audio playback: Up to 40 hours

5. 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 from www.itunes.com/download)
-iTunes Store account
-Internet access

6. Windows system requirements

-PC with USB 2.0 port
-Windows 7; Windows Vista; or Windows XP Home or Professional with Service Pack 3 or later
-iTunes 9.2 or later (free download from www.itunes.com/download)
iTunes Store account
-Internet access

7. Capacity

16GB or 32GB flash drive
Color
White or black

8. 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

9. 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..

* Smartphone Reviews Apple iPhone 4

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