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Apple Inc. is an American multinational corporation that designs and sells consumer electronics, computer software, and personal computers. The company's best-known hardware products are the Macintosh line of computers, the iPod, the iPhone and the iPad. Its software includes the Mac OS X operating system; the iTunes media browser; the iLife suite of multimedia and creativity software; the iWork suite of productivity software; Aperture, a professional photography package; Final Cut Studio, a suite of professional audio and film-industry software products; Logic Studio, a suite of music production tools; the Safari web browser; and iOS, a mobile operating system.
As of July 2011, Apple has 357 retail stores in ten countries, and an online store. As of September 2011, it is the largest publicly traded company in the world by market capitalization and the largest technology company in the world by revenue.
The iPhone 4S is a touchscreen slate smartphone developed by Apple Inc. It is the fifth generation of the iPhone, a device that combines a 3.5 inch (89 mm) touchscreen iPod, mobile phone, and internet client. It retains the exterior design of its predecessor, the iPhone 4, but is host to a range of improved hardware specifications and software updates. Integrated software and hardware changes support the introduction of new user interface and functions by Apple, including the voice recognizing and talking assistant called Siri, personal computer independence, cloud-sourced data (iCloud) and an improved camera system. A selection of the device's functions may be voice-controlled.
Models -
iPhone 4s – 16 Gb, 32 Gb & 64 Gb. With Black & White Colour
iPhone 4 – 8 Gb With Black & White Colour.