Original Xbox Live headset hack
Until accessory manufacturers realize that audio-adapters for the Xbox 360 controller are a booming market, we'll keep posting about all the hacked/cludged/jury-rigged options available to you. If you're a fan of the original Xbox's headset, but miss the volume and muting capabilities of the 360 headset, why not make an unholy union of the two? Follow the step-by-step guide, complete with annotated images, to get old trusty wrapped around your head again.
Wireless 360 headset using Bluetooth
How to use any headset with the 360