Western Rivers 'Stalker 3.60' Game Calling system with Dual Hi-Output Remote Control Swiveling Speakers (180 degrees each); Mix Two Calls at one time; Independent Motorized Speaker Movement via Remote Control; Select a Speaker to control audio output from speaker to speaker; Top mount SD Access USB Output; 2GB memory card included; Backlit LCD Display Screen Menu / Sub Menu; Call navigation by species; Favorites List; Creation Full Control Panel; User Accessible SD Card Slot up to 16GB (sold separately); 250 Yard Remote control Powered by 9V Battery; Caller operates on (8) AA Batteries; Remote syncing to base unit; 1/4" Brass Tripod Mount on bottom - weight balanced center; Rugged weatherproof design.