The Sirius Boombox is an offering from Sirius Satellite Radio that is meant to ensure a good radio experience anywhere, even outdoors. Sirius Satellite Radio is a company based in New York that offers over 125 channels of satellite radio featuring music, sports, news and entertainment programming, to the US and Canada. Sirius Satellite Radio uses three satellites to broadcast these channels.

The boombox, a portable stereo system, enables playing radio stations or recorded music at high volume. The Sirius Boombox comes with built-in antenna that enables a good listening expeience even when outdoors. It is a portable solution to take the Sirius Satellite Radio anywhere. Sirius Boombax is available in several variations: the Sirius Sportster Replay Boombox, the Sirius Starmate Replay Boombox, the Sirius Sportster Radio with Boombox Package, and so on.

The Sirius equipment that presents the channels is available at all major electronics retailers and online stores. The Sirius equipment can be installed in the car or can also be taken from the car to home, office, boat, and all outdoors. Sirius also has agreements to install AM/FM/SAT radios in vehicles made by Ford, Chrysler, BMW, Mercedes-Benz, Jaguar, Volvo, Mazda, Dodge, Jeep, Volkswagen, Audi, Nissan, and Infiniti. Boom Box is also Sirius Satellite Radio's all-Breakbeat radio station. This radio station has a format that includes old school breaks, drum and bass, old school hip-hop, and breakbeat mashups.