#A3_19Mar12_BND+PAO Compatible with: Garmin Astro System DC40 DC-40 GPS Dog Tracking System Collar Transmitter 010-11484-00 that works with the Astro 320 and Astro 220 handheld GPS Dog Tracking Device (not included). Compatible with: Garmin Astro System DC40 DC-40 GPS Dog Tracking System Collar Transmitter 010-11484-00 that works with the Astro 320 and Astro 220 handheld GPS Dog Tracking Device (not included).WARNING for California residents pursuant to CA Proposition 65: Disclaimer:This is not an original OEM product, HQRP branded product is a replacement. All brand names and logos are registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility. brand HQRP upc 884667896219