SIRIUS AND MONSTER CABLE ANNOUNCE DISTRIBUTION & MARKETING PARTNERSHIP FOR THE HOME & MOBILE MARKETS
Monster Cable to Distribute New Monster® branded accessories for SIRIUS Satellite Radios To Custom Installers & Retailers Nationwide

INDIANAPOLIS – September 10, 2004 - SIRIUS (NASDAQ: SIRI), the premium satellite radio provider known for delivering the very best in commercial-free music and sports programming to cars and homes across the country, today announced at the Custom Electronics Design Industry Association (CEDIA) Expo that it has joined forces with Monster Cable Products, Inc. (Brisbane, Calif.) to market and distribute SIRIUS branded accessories for the home and mobile entertainment markets.

Monster will work with SIRIUS to develop antenna systems, cables, signal distribution and other accessories that enhance the SIRIUS experience.

“Monster Cable is a proven leader in training and marketing in the custom installation channel,” said Bob Law, Senior Vice President of Retail Operations, SIRIUS. “Together, we will be able to expand the SIRIUS Satellite Radio experience to more consumers by providing new and improved options for the home and vehicle.”

“We are excited to enter into this agreement with SIRIUS Satellite Radio,” said Rusty Everett, Senior Sales/Product Manager, Monster Cable. “We see this market continuing to expand as more consumers recognize the benefits of satellite radio and all of the technologies associated with it. Monster Cable is looking forward to building a strong and mutually beneficial partnership with SIRIUS by producing high quality products for their subscribers.”

About SIRIUS
SIRIUS, now available to over 10 million DISH Network satellite TV and SIRIUS Satellite Radio subscribers, provides listeners with over 120 channels of the best commercial-free music, sports, information and entertainment, with digital quality sound coast-to-coast, broadcast daily from New York City, Los Angeles, Nashville, New Orleans, Houston and Daytona. SIRIUS offers 65 channels of 100% commercial-free music, featuring multiple categories of pop, rock, country, hip-hop, R&B, dance, jazz, classical and Latin music, along with more than 55 channels of world-class sports, news, talk entertainment, traffic and weather for a monthly subscription fee of only $12.95, with greater savings for upfront payments of multiple months or a year or more. SIRIUS also broadcasts live play-by-play games of the NHL and the NFL, and is the official satellite radio partner of the NFL.
SIRIUS Satellite Radio products for the car, truck, home, RV and boat are manufactured by Alpine, Audiovox, Blaupunkt, Clarion, Eclipse, Jensen, JVC, Kenwood, Panasonic and U.S. Electronics, and can be purchased at major retailers including Advanced Auto Parts, Best Buy, Car Toys, Circuit City, Crutchfield, Good Guys, Wal-Mart, Sears, Tweeter and Ultimate Electronics, along with RadioShack and DISH Network outlets.

SIRIUS' exclusive automotive partners DaimlerChrysler, Ford and BMW represent over 40% of new cars and light trucks sold annually in the United States. Automotive brands currently offering SIRIUS radios in select new car models include BMW, MINI, Chrysler, Dodge, Jeep â , Nissan, Infiniti, Mazda, Audi, Ford, Lincoln-Mercury, Mercedes-Benz, Porsche and Volkswagen. Automotive brands that have announced plans to offer SIRIUS radios in select models include Jaguar, Volvo, Land Rover and Aston Martin. In 2004, SIRIUS radios are expected to be available in over 80 different car models, with more than 50 of them factory programs. Also, Hertz currently offers SIRIUS in 29 vehicle models at 53 major locations around the country. In addition, the Penske companies – Penske Auto Group, United Auto Group and Penske Trucking – are offering SIRIUS radios as a factory installed option, where available, in their cars and trucks through their dealerships.

Genmar Holdings, the world's largest manufacturer of recreational boats, Formula Boats and Winnebago, the leading supplier of recreational vehicles and motor homes, also offer SIRIUS.

Click on sirius.com to listen to SIRIUS live, or to find a SIRIUS retailer or car dealer in your area.

About MONSTER®
Monster is known to millions of audio, video, car, photo, computer, movie and music enthusiasts as the company that makes their other products work better. Starting in a San Francisco garage 25 years ago, Noel Lee, The Head Monster, created the first Monster Cable to get better sound from stereo speakers. He created an instant following with recording engineers and professional musicians with many of today's hottest CDs being mixed and mastered in studios completely wired with Monster Cable and powered by Monster Power.
The Monster brand now encompasses over 4,000 items including speakers, subwoofers, furniture, camera bags, cell phone headsets, PowerCells ™ , power line conditioners, voltage stabilizers, surge protectors and every kind of cable imaginable…all with a single focus: to help enthusiasts Get All The Performance They Paid For ™ from their favorite electronics.

Explore the world of Monster at www.MonsterCable.com and www.MDesignLife.com