Buy from Amazon : http://www.amazon.com/gp/product/B004LB5CTS?tag=wayofcats-20 <br /> <br />Whistler SWRA-36 Pro-3600 Laser-Radar Detector Antenna Module Accessory <br /> <br />Provides a secondary antenna to enhance the sensitivity to both radar and laser detection <br />Designed for rear installation to improve sensitivity from behind a weaker area for most radar detectors <br />Includes mounting hardware and brackets along with interface cable <br />Use with LRM-360 Laser Module <br />Can also be combined with RLC-360 GPS Module
