The laptop features a very smooth design, hidden ports, backlit keyboard (sexy but useless) and it’s small and light weighing in at 3 pounds. In fact, the MacBook air is .16 to .76 inches thin, making the profile a wedge shape. The size is bout 13 inches wide by 9 inched deep.
Eco lovers will be happy that the MacBook Air uses mercury and arsenic-free glass and less packaging.
Technical specs
• .16 to .75-inch thickness on top
• 12.8 x 8.94 inches
• 3 pounds
• 5 hours of battery life with everything running
• Intel Core 2 Duo Processor at 1.6 or 1.8GHz, motherboard the length of a pencil.
• 800MHz frontside bus.
• 2GB RAM 667MHz DDR2 standard.
• 13.3-inch screen, LED backlit.
• 1,280 x 800 pixels
• Micro-DVI adapter (for DVI, VGA, composite and S-Video output)
• Intel GMA X3100 Graphics processor with 144MB RAM shared
• 1.8-inch 80GB HD or 64GB Solid State Drive (no moving pieces, but for a stunning $1,300 price increase!)
• Multitouch trackpad with gestures. Pans, zooms, rotates, etc.
• 802.11n and Bluetooth 2.1.
• Optional external HD for $99, USB-bus powered.
• Full backlit keyboard.
• One USB 2.0, one audio port, one Micro-DVI
MacBook Air is ultrathin, ultraportable, and ultra unlike anything else. But you don’t lose inches and pounds overnight. It’s the result of rethinking conventions. Of multiple wireless innovations. And of breakthrough design. With MacBook Air, mobile computing suddenly has a new standard. (apple) .. (source)