IPhone 4 Reviews & Specifications

Apple as the maker of the iPhone to present new smartphones the iPhone 4, on December 17, 2010 that then the iPhone officially entered Indonesia with four on bundling by Telkomsel. iPhone 4 comes with a specification more perfect, because in order to refine previous generaasi that many users complain about the iPhone, among the features that are embedded in the iPhone 4 as it is to have two cameras front and rear built-in flash. For the price offered by the iPhone's 4 adapted to the capacity offered by each
  

IPhone Specifications 4
1. Size and weight

• Height: 4.5 inches (115.2 mm)
• Width: 31.2 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

3. 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

4. Audio playback

• Frequency response: 20Hz to 20,000 Hz
• 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

5. Jokes, photos, and videos

• 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 on video or still images
• LED flash
• Photo and video geotagging

6. Location

• Assisted GPS
• Digital compass
• Wi-Fi
• Cellular

7. Color

• Black and White

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