The iPhone is a multimedia and Internet-enabled quad-band GSM EDGE-supported mobile phone designed and sold by Apple. The iPhone’s functions include those of a camera phone and a multimedia player. It also offers Internet services including e-mail, text messaging, web browsing, Visual Voicemail, and local Wi-Fi connectivity. User input is accomplished via a multi-touch screen with virtual keyboard and buttons. Apple has filed more than 200 patents related to the technology behind the iPhone.[1]

The iPhone is available from Apple Retail Stores, the Apple Online Store, and from AT&T Mobility, formerly Cingular Wireless, with a price of US$499 for the 4 GB model and US$599 for the 8 GB model. Apple intends to make the phone available in Europe and Canada in Q4 2007; Mexico, Australia, and Asia in 2008; and Brazil in 2009.