Model:XMFM1 Condition:New 100% authentic The XMFM1 FM modulator lets you send the signal from your plug-and-play satellite radio directly to your vehicle's stereo. The direct connection eliminates the static and interference that can occur when using a wireless FM transmitter. You won't have to find an unused station or switch between stations when traveling to different areas. Just tune to your favorite XM channel, and enjoy excellent sound quality. Installation of the XMFM1 requires removal of your factory or aftermarket stereo. Then simply plug your factory radio antenna into the adapter and plug the adapter into the antenna plug on the rear of your stereo. FM direct connection adapter for XM satellite radios plugs directly into the rear of your factory or.