XM was the first company to offer satellite radio, the first...

XM was the first company to offer satellite radio, the first to introduce satellite radios for the car and home, and the first to offer portable, live satellite radios. Now we're the first to offer radio channels in 5.1 Surround every minute of every day. We have an outstanding partnership with Neural Audio, which shares the same passion for high-quality sound that we have at XM.