Ends tomorrow. **[Staples.com](http://www.passwird.com/links/DBkbIg)** has the Logitech MK320 Wireless Desktop (920-002836) for **$19.99** with free shipping with Staples Rewards ([free to join](http://www.passwird.com/links/SJWGGq)). Free site-to-store is also available. “Long-range, 2.4 GHz wireless gives you a powerful, reliable connection even in the most crowded wireless environments.”