The Brix Group, formerly known as Motor Sound Corporation is one of the largest, privately held wireless and car audio distributors in the United States. The company provides consumer mobile entertainment products for clients in the wireless telecommunication industry. It maintains more than 10 Arizona, Illinois, Florida Washington, Oregon and California. It operates American Wireless, which sells over 1,000,000 phones and processes nearly 400,000 consumer wireless service subscription activations for approximately 40 telephone companies, including Verizon, Sprint and Alltell. The parent company also manages Pana-Pacific, which serves as a wholesale original equipment supplier of audio, video, security, communication, and dashboard electronics equipment for the heavy-duty truck industry.