Microsoft Wireless All-In-One Media Keyboard ($20)

Like New, Barely Used. http://www.amazon.com/Microsoft-Wireless-All-In-One-Keyboard-N9Z-00001/dp/B00IICMUWS

Connect your Windows PC to your TV to surf the web, watch movies, and more
Integrated multi-touch track pad provides effortless navigation
Customizable media hotkeys provide one-touch access to your content
Wirelessly (USB) connect to your PC and control your media content from anywhere within a 10-meter range
Volume controls are positioned for easy access
Basic keyboard functionality works with select USB HID compliant Smart TVs and gaming consoles
Durable, spill-resistant design