eXpansys offers its eXpansys 88-Key Wireless Keyboard with Trackpad, model no. KYB-W-9824, for $34.99. With free shipping, that's tied with our mention from two weeks ago and the lowest total price we could find. Particularly useful for an HTPC, this wireless keyboard features a USB dongle, 88-key layout, built-in trackpad, and more. It runs on two AAA batteries (included).