Use Newegg coupon code EMCJNNH64
Newegg has this Microsoft Desktop 400 USB Wired Standard Keyboard marked down to $18.99 today. The price drops to $14.99 after coupon savings. Shipping is free. Amazon
has the next best price at $18.88 for this set. Features include a spill resistant design for the keyboard, an 800DPI optical mouse resolution and much more.