Note: In order to redeem the rebate, you'll need to activate the Total Defense software, which involves providing your credit card information. However, you can cancel the service at any time within the first year without any additional charges.
TigerDirect offers the Microsoft Xbox 360 Wireless Controller for Windows, model no. JR9-00011, for $29.99 plus around $4 for shipping. That's the lowest total price we could find by $11, although we saw it for $4 less earlier today (now expired). This PC gaming controller has a 30-foot wireless range.