Logitech MK550 Wireless Keyboard and Mouse Combo for $39.99 shipped.  Note it is sold by netdirectsales through ebay.  Here is a screenshot for your reference.  It features wave-design ergonomic keyboard with cushioned palm rest. up to 3 years of battery life for the keyboard and 2 years for the mouse, and 2.4 GHz wireless connection.  [...]