In-vehicle dog tracker and GPS navigator with enhanced connectivity Pairs with select Garmin GPS dog systems to navigate and track your dogs from inside your vehicle. Display size - 6.0 W x 3.5 H inch (15.2 x 8.9 cm); 6.95 inch diag (17.7 cm) Get incredible off-road navigation detail with preloaded TOPO maps for U.S. And Southern Canada and a 1-year Birdseye satellite imagery subscription; compatible with hunt view maps (sold separately) Detailed road maps of North America and traffic update bright 6.95” pinch-to-zoom display Wi-fi connectivity for easy updates of maps and software - Battery life up to 1 hour if not plugged into power source. Bluetooth wireless technology for hands-free calling (two devices must be with in 250 feet of each other) and voice-activated navigation