Lenovo Multimedia Remote with Keyboard for $29.99 shipped after code USPCJL46336. Make sure there is no extra space before and after the code for it to work. Here is a screenshot for reference. This remote features a 2.4G wireless keyboard and mouse with track ball combo, multimedia control, and a 30-ft control range. It usually sells for over $50.
Originally posted earlier, this post has been revised and is just a friendly reminder.