Garmins Montana 610T possesses a large internal memory that comes pre-loaded with the Worldwide DEM basemap for navigation around the globe, topo U.S. 100K maps, as well as 250,000 worldwide geocaches from Geocaching.com. And, thanks to its microSD card slot that allows you to load up on additional maps, youll virtually never run out of space for helpful hunting information. Features a 4 touch-screen display with an exceptional 272x480-pixel resolution and true dual-orientation capability, which transitions seamlessly from portrait to landscape mode for enhanced, wide-angle map views. The premium 65K-color, transreflective TFT LCD offers smooth, highly responsive user interface, high-contrast color and crisp image clarity in all light conditions, and is a breeze for gloved hands to operate. Hot-Fix satellite prediction pinpoints your location faster, even in heavy cover and low-lying areas. Every unit features a three-axis compass and a barometric altimeter. Wirelessly share waypoints, tracks, routes and geocaches with other wireless-enabled Garmin units. High-speed USB interface. This series also pulls double duty as an automotive GPS with spoken turn-by-turn directions (automotive mounts sold separately), and allows you to wirelessly control your Garmin VIRB action camera from up to 10 meters away. Includes a one-year Garmin BirdsEye satellite imagery subscription (sold separately). Choose when to use the included rechargeable lithium-ion pack or three traditional AA batteries (up to a 16-hour run time with lithium-ion, 22-hour run time with alkaline batteries). Rugged, ergonomic design withstands use in extremely dirty, dusty or humid conditions, and boasts an IPX7 waterproof rating. Comes with a USB cable, AC charger, lithium-ion battery pack and an owners manual. (Camera not included). 2.9H x 5.7W x 1.4D. Wt: 10.2 oz.