It performs better than any other indoor police scanner antenna regardless of cost and includes 9" of coax with a BNC Connector. * This indoor radio scanner antenna will outperform the scanner antenna included with your scanning radio without exception. * Really unlocks the reception potential of handheld scanners working far better than the included antenna or any aftermarket handheld antenna. * This indoor scanner antenna is turnkey and comes a BNC connector for your radio scanner included and 9 feet of quality coaxial cable. * To unleash the true reception power of this indoor scanner antenna mount it vertically as high as you can get it in your home on an outer wall or window. You can even mount it in an attic or on a covered balcony or patio.