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New MacBook Air sports Thunderbolt, backlit keyboard

Apple has unveiled updated MacBook Air ultraportable notebooks.

Apple has unveiled updated its MacBook Air ultraportable notebooks.

These new models feature Thunderbolt high-speed IO, a backlit keyboard and come with Mac OS X 10.7 'Lion' pre-installed.

The base model starts at $999 and comes with a 1.6GHz Intel Core i5 Sandy Bridge processor, 2GB of RAM, 64GB of flash storage, 11-inch display and Intel HD Graphics 3000. Taking the storage up to 128GB and the RAM to 4GB bumps the cost up to $1,199.

There are also two 13-inch models. Both come with a 1.7GHz Intel Core i5 Sandy Bridge CPU, 4GB of RAM and Intel HD Graphics 3000, with the 128GB storage flavor costing $1,299 and the 256GB storage flavor $1,599.

Battery life is listed as 5 to 7 hours,

Note: There is an option of a 1.8GHz Core i7 CPU.

Apple has also released a 27-inch Thunderbolt-enabled display featuring built-in Thunderbolt IO ports, a FaceTime camera, FireWire 800, Gigabit Ethernet, audio and USB 2.0. The package costs $999 and will hit stores within 60 days.