Tech for Less offers the open-box 2.3-lb. Apple MacBook Air Intel Core 2 Duo 1.4GHz 11.6" Widescreen Notebook, model no. MC505LL/A, for $669.97. With $12.98 for shipping, that's $66 below what Apple charges for a refurbished unit and the lowest total price we've seen for this model. Features include an Intel Core 2 Duo 1.4GHz dual-core processor, 11.6" 1366x768 LED-backlit widescreen glossy LCD, 2GB RAM, 64GB SSD drive, NVIDIA GeForce 320M graphics, 802.11n wireless, Bluetooth 2.1 + EDR, multi-touch trackpad, iSight webcam, and Mac OS X 10.6. Deal ends August 19 at 10 am ET.

A 90-day Tech for Less warranty applies.