Sirius XM Radio 20' Antenna Extension Cable， 20-Feet<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Compatible with XM or Sirius Radios </span></li><li><span class="a-list-item"> Compatible with all boom boxes </span></li><li><span class="a-list-item"> Straight SMB connectors for added compatibility </span></li><li><span class="a-list-item"> Connects directly to home or vehicle Antennas </span></li><li><span class="a-list-item"> Heavy-duty RG-174 cable </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51PHt5AcfgL.jpg" noproxy>