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Showing posts with label iphone 4. Show all posts
Showing posts with label iphone 4. Show all posts

iPhone 4 review and Specification

"iPhone 4 is the biggest leap since the original iPhone," said Steve Jobs, Apple's CEO. "FaceTime video calling sets a new standard for mobile communication, and our new Retina display is the highest resolution display ever in a phone, with text looking like it does on a fine printed page. We have been dreaming about both of these breakthroughs for decades."

The much-anticipated feature FaceTime allows video conferencing from iPhone to iPhone over a wi-fi network.

The iPhone 4 features a 5-megapixel camera with LED flash, HD video recording, a faster processor, a 3-axis gyro, and up to 40 percent longer talk time, Apple claims.

The unit itself is redesigned inside and out -- the case is made of glass and stainless steel, which acts as an antenna.

The 3.5-inch display features a resolution of 960 by 640 pixels -- that's four times as many pixels as the iPhone 3GS. Many reviews say the display is incredibly bright and sharp.

The iPhone 4 comes in black or white, although Apple says that the white model won't be available until late July because of challenges in manufacture.
       iphone 4 Specification
  
          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) 

       Capacity

  • 16GB or 32GB flash drive

     

    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

     

    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, and 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

         Sensors
  • Three-axis gyro
  • Accelerometer
  • Proximity sensor
  • Ambient light sensor

          Headphones
  • Apple Earphones with Remote and Mic
  • Frequency response: 20Hz to 20,000Hz
  • Impedance: 32 ohms

         Power and battery
  • 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 (GSM model only)



  • Standby time: Up to 300 hours




  • Internet use:
    Up to 6 hours on 3G
    Up to 10 hours on Wi-Fi



  • Video playback: Up to 10 hours



  • Audio playback: Up to 40 hours













Verizon iPhone 4 CDMA specs, price and more details

Apple and Verizon just introduce the new version of Apple iPhone 4 namely the iPhone 4 CDMA. Verizon iPhone 4 CDMA having a frequency band of CDMA 800 / 1900 / CDMA2000 1xEV-DO Mhz and will be available for pre-order on February 3, 2011. Verizon iPhone 4 will come with Black or White olors and has price at $199 for 16GB version and iPhone 4 CDMA 32GB version will has price tag at $299.

Verizon CDMA iPhone 4 has similiar specs as the iPhone 4, but the CDMA version have an updated antenna design and Verizon’s Personal Hotspot feature for share its 3G connection with up to five other Wi-Fi capable devices. iPhone 4 CDMA is sports 3.5 inch LED-backlit IPS TFT touch  with 640 x 960 pixels resolution, 5.0 Mega Pixels with resolution of 2592 x 1944 Pixels that features of 5x digital zoom , flash, autofocus, FaceTime support and HD Video Recording capabilities and runs Apple iOS 4.2.5.

Verizon iPhone 4 CDMA is powered by 1 GHz Apple A4 processor, 512 MB RAM, 16/32 GB storage, Wi-Fi 802.11 b/g/n, Bluetooth v2.1 with A2DP, USB v2.0, 3G up to 3.1 Mbps, 3.5 mm headset jack, and Standard battery Li-Po 1420mAh for Up to 7 hours on 3G and Up to 14 hours on 2G. Dimensions of iPhone 4 CDMA are 115.2 x 58.6 x 9.3 mm  with weight only 137 g. The Verizon iPhone 4 CDMA also offers Scratch-resistant glass back panel, Active noise cancellation with dedicated mic, TV-out, Accelerometer sensor for UI auto-rotate, Proximity sensor for auto turn-off, Digital compass, and Three-axis gyro sensor.

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