GMatrix - Galaxy Matrix via Amazon offers the Dell TP713 Wireless Touchpad for Windows 8, model no. X4YJC, for $24 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise shipping adds $11.89.) That's the lowest total price we could find by $5, although we saw it for $9 less in August. Designed specifically for Windows 8, this 7.2-oz. wireless touchpad features an operating range of up to 32 feet, RF USB dongle, and 4-finger touch interactive computing. It requires two AAA batteries.