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The BlackBerry is a wireless handheld device introduced in 1997 which supports push e-mail, mobile telephone, text messaging, internet faxing, web browsing and other wireless information services. It is a prime example of a convergent device. Developed by the Canadian company Research In Motion (RIM), it delivers information over the wireless data networks of mobile phone service companies.
On April 2, 2008, RIM announced the number of BlackBerry subscribers had passed 14 million.
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