Home Replacement Antenna for XM plug-and-play XM Satellite Radios. The antenna has many options for placement inside or outside your home or office, while still maintaining a strong signal. The included 20 foot antenna cable also allows for many different placement options, and it is weather resistant, making this a true indoor/outdoor antenna.Please note: This will Not work with the following boomboxes: SA10001 & SA10034 or any other device requiring a straight-angle antenna.