Nyko Wireless Wii Nunchuck
Eliminate the last of the chords from your Wii experience with the Nyko Wireless Wii Nunchuck ($30; Q1 2008). The unit comes with a dongle that attaches to the Wii remote, and a wireless nunchuck that offers full accelerometer support and is powered by two AA batteries — good for 30 hours of playtime. Plus, you get the added benefit of a heavier nunchuck, which is sure to help those boxing skills.