iPhone 4G
Reported from Cnet, the Worldwide Developers Conference 2010, CEO Steve Jobs officially announced the iPhone 4G which has been rumored for several months. As with the previous rumors circulating, the iPhone 4G has two cameras that can be used for video calls. Significant differences on the iPhone 4G with before-the previous generation is the body design of the side and back case. Back on the iPhone 4G case is flat unlike the previous versions that shaped curve.
In addition to video calls vitur additional 4G iPhone has some very interesting additional vitur. The touch screen on the iPhone 4G using high-resolution screen displays, called Retina. This screen has a pixel quality 4 times the previous generation iPhone screen. With the iPhone SO 4, the iPhone 4G can do multi-tasking that can not be done the previous iPhone generation. As with the iPhone 3G, 4G iPhone can do video recording, which differentiates the iPhone 4G using the HD-quality recording. iPhone improve the quality of the camera that uses a 5 Mega Pixel camera with built in LED flash.
iPhone 4G will be available with service from AT & T on June 24, 2010 . It is estimated that AT & T sells for $ 199 for 16GB and $ 299 for 32GB with Black and White color options.
iPhone 4G Specifications
The iPhone 4 Features:
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)
Display
- Retina display
- 3.5-inch (diagonal) widescreen Multi-Touch display
- 960-by-640-pixel resolution at 326 ppi
- 800:1 contrast ratio (typical)
- Fingerprint-resistant oleophobic coating on front and back
- Support for display of multiple languages and characters simultaneously
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
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
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
- 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
Capacity
- 16GB or 32GB flash drive