Apple will host its annual developers conference starting June 7, where the company is expected to unveil the latest version of the iPhone.

The event will run till June 11 in San Francisco, Apple said on Wednesday.

The event in previous years has featured a keynote address by Apple CEO Steve Jobs. Last year though, marketing head Phil Schiller took center stage due to with Jobs medical leave.

An Apple spokeswoman declined to say who would be delivering the keynote this year.

The third-generation iPhone was unveiled at last year’s conference, and went on sale less than two weeks later.

Analysts expect Apple to show off the newest iPhone at this year’s gathering, with a launch later this summer.

The iPhone debuted in 2007 and has been a hit with consumers. Apple sold a record 8.75 million smartphones in its most recent quarter.

Many expect the fourth-generation iPhone to have new features such as a front-facing camera.

As of 5:30am Pacific Time (8:30am EST), March 12, 2010, customers vying for Apple iPad can pre-order their devices today. The iPad is Apple’s first tablet device that will run the iPhone operating system and some models will be available with AT&T data contracts. To order, visit store.apple.com. Apple expects the iPad to ship by April 3rd.

Industry experts are waiting in anticipation of this new device that can potentially transform the computing landscape.