Track and monitor your dogs in the field with the in-vehicle dog tracker with on and off-road GPS navigation with enhanced connectivity. Wirelessly pair with select Garmin GPS dog systems. See everything on the bright 6.95" display, including preloaded TOPO maps and a 1-year BirdsEye Satellite imagery subscription. Navigate streets and highways with map updates for North America. Currently compatible with AstroÆ320, 430, Alpha Æ100, PRO 550 Plus.