Magnetic Mount AntennaThis powerful remote antenna magnetically mounts to your vehicle and connects to the Astro 220 so you can track your dogs with Astro while driving.Compatible DevicesAstroAstro 220AlphaWARNING This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Sup