Dell Small Business offers the Logitech MK520 Wireless Combo Keyboard and Mouse Combo, model no. 920-002553, for $29.99 with free shipping. That's tied with our August mention and the lowest total price we could find by $10, outside of the mentions below. It features 1-touch media buttons, 2.4GHz wireless connectivity, and a battery life of up to three years for the keyboard and one year for the mouse. Deal ends November 26.
A close price: Amazon and Best Buy via eBay have it for $30.99 with free shipping.