Apple Inc. introduced the first generation of iPad on twenty-seventh January 2010. This generation of tablet computers was designed and developed as an audio-visual platform including periodicals, books, music, movies, web content, and games. In weight and size it falls between the laptop computers and smart-phones. Like the iPhone and iPod Touch, same operating system can run the iPad. It can run iPhone applications as well as its own. It runs those programs which are approved by the Apple; to run other programs, modification is needed.
There is a multi-touch display to control the device. It has the facilities to access the internet and local area networks, for this it has a Wi-Fi connection. There is a 3G network interface in some of the models. First iPad was released in the month of April 2010. An astonishing report is that, in the first eighty days about 3 million devices were sold. Around 15 million iPads were sold worldwide during the year 2010. AT&T provides the 3G service in the USA; the iPads were sold with prepaid 3G packages. There was an unlimited package also; however it was replaced by a 2 GB package later. The iPads were initially available online at Apple’s stores and retail locations.
Afterward iPad has become available at many locations including Amazon, Best Buy, Wal-Mart, AT&T, and Verizon. On 28th May, it was launched in Canada, Australia, Germany, France, Italy, Spain, Japan, United Kingdom, and Switzerland. In China it was launched on 17th September 2010. 1024 X 768 pixel touch-screen display is an important element of the iPad. This screen comes with a scratch-resistant glass. According to Steve Jobs, the size of an iPad should be 10 inches which will be helpful for expressing the software. It can be controlled by fingers; non-conductive or normal gloves do not work. However, specially designed gloves can be used to control them. It can be used in all orientations, even in upside down orientation.
There was no camera in the first generation of the iPad, in the iPad 2 version there are two cameras – one is front facing and one is rear facing. The iPad can work with the applications like Google Maps. There are headphone jack and dock connector. It has no USB or Ethernet port. There are two mono speakers for audio output. There are Bluetooth connections for using wireless keyboards and headphones. There are some features of video output for some applications, external display connection, or screen capture.
To run iPad there is a rechargeable LiPo battery. It can be charged by a power adapter which is included in it; standard USB port of a computer can be used to charge it. A high powered USB port is good for this purpose. According to Apple, the battery can provide around ten hours of video, audio payback of one hundred and forty hours; on standby it can go about a month. Like other rechargeable batteries, it loses its capacity over time; but it is not user replaceable. Apple will replace it for an extra charge.
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