Amazon has the Xbox 360 wireless controller for $39.99 with free shipping and no tax in most states.
Check it out: Amazon - Xbox 360 Wireless Controller
Product Features
- Cordless, no cables to plug in, with a 30-foot wireless range
- The controller features integrated 2.4GHz high-performance wireless technology
- New and improved ergonomic design enables maximum comfort and endless gameplay
- New left and right shoulder buttons are designed for ease of use
- Two analog pressure-point triggers, two vibration feedback motors, and one eight-way directional pad are included