Elevate Your Hunting And Dog Tracking Experience With The Garmin Alpha 300 Handheld And Alpha T20 Dog Tracking Collar. This Reliable Gear Offers A Strong Connection Between You And Your Dogs. This HandHeld Dog Tracker Featuring A Vivid 3.5” Touchscreen And User-friendly 6-button Design, Allows You To Monitor And Manage Up To 20 Dogs Alpha T 20 collar allows you to track your dog's location using a top-mounted, high-sensitivity GPS and Galileo receiver. It can transmit the location via VHF up to 9 miles away when used with a compatible handheld device. Updates are provided as frequently as every 2.5 seconds., And Benefit From A Long-lasting User-replaceable Battery That Lasts Up To 55 Hours. The Channel View Feature Helps You Avoid Interference During Tracking, While Real-time Alerts Signal When A Dog Is "treed" Or "on Point." With Access To Multiple GNSS - Global Navigation Satellite Systems, A 3-axis Electronic Compass, And A Barometric Altimeter, This Gear Enhances Your Navigation And Tracking Capabilities. For Your Faithful Canine Companions, The Garmin Alpha T20 Dog Collar Is A Slim, Rugged Tracking Companion That Offers Universal Sizing, Extended Battery Life, And User-replaceable Components. Alpha T20 Collar is Compatible with Alpha 10, 100, 200, 200i, 300, 300i, Astro 430 and Pro 550 Plus Pairs Seamlessly With Garmin Dog Tracking Hand held, Making It The Ideal Choice For Dog Owners And Hunters Seeking Reliability And Precision In The Field. 6ave Bundle Includes: 1x Garmin Alpha 300 Handheld, Advanced Dog Tracking & Training Handheld 4x Garmin Alpha T20 Tracking Collar For Dogs 1x USB Adapter 1x USB Car Adapter 1x Microfiber Cleaning Cloth 1x P-Bank Battery 1x Field Bag