(why it's still used despite the advantages of radio). Bluetooth is the option if you want to keep your number of receivers plugged into your pc to a minimum, IR however still is far better for the remotes battery Other than that, there are a multitude of remote controls for PC, IR and wireless (including bluetooth). The Xbox 360 media remote can be used with a PC using a IR receiver, but it's not plug and play, here's one solution: You can of course use any of those wireless devices as a remote for other applications with the right software (xpadder, girder etc). There isn't AFAIK a 'remote' for the wireless receiver as it a propriety protocol solely for wireless xbox 360 peripherals, although there are many inventive 3rd party accessories available, The Wireless gaming receiver is radio only, so won't pick up the remote. It works with tons of unofficial 360 controllers.
The xbox 360 media remote is Infra-Red, the 360 has an IR receiver port. The absolute best way to use any sort of Xbox controller on Mac is to install the 360Controller unofficial open source driver: It works with the official Microsoft 360 wireless receiver. Downloaded the drives for the Microsoft Xbox 360 Controller and it was quick efficient and easy to get the correct driver software.