Best Buy has the Logitech K400 Plus Wireless Touch Keyboard in black, 920-007119, for $19.99 (regularly $39.99) for a limited time. Shipping adds $5.49 or is Free when you pad your order to $35 or more or opt for in-store pickup.
The Logitech Wireless Touch Keyboard K400 Plus has a 10-meter (33 feet) wireless range and a large, built-in 3.5″ multi-touch touchpad, and media hot keys for total control when connecting your laptop to your TV.