He begins with an update to the ultra-thin MacBook Air and says the devices will have new Intel Corp. processors that sport up to 60 percent faster graphics and up to 512 gigabytes of flash storage memory. MacBook Airs do not have hard drives.
Prices for the version with an 11-inch diagonal screen will range from $999 to $1,099.
The MacBook Pro, which do have hard drives and are thicker, will also get the new Intel chip. Prices for the 13-inch model will be $1,199 to $1,499, while a 15-inch model will be $1,799 or $2,199, depending on the amount of storage.
The MacBook Air and MacBook Pro models will start shipping Monday.
Cook boasts of more than 650,000 apps in its mobile store, including 225,000 optimized for the iPad tablet computer. The number of apps made by third parties, which extend the functionality of mobile devices, is one area where Apple has an advantage over Android, BlackBerry and other systems.
The conference opens with greetings from the virtual assistant Siri. A few minutes later, Cook walks on stage to standing ovation and announces, “We have a great week planned for you and some really cool stuff to show.”