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.
