The first-generation iPod Touch, (colloquially known as the iPod Touch 1G, iPod Touch 1, or original iPod Touch) is a multi-touch mobile device designed and marketed by Apple Inc. with a touchscreen-based user interface. The first device of the iPod Touch series, it was unveiled and released at Apple's media event on September 5, 2007. It is compatible with up to iPhone OS 3.1.3 which was released on February 2, 2010.
Unlike the iPhone, the iPod Touch does not have a speaker or a camera. A speaker was added in the second generation, while a front and rear camera were added in the fourth generation.