Garmin Alpha 300 Tracking GPS with Tt25 Dog Tracking and Training Collar Keep a vigilant eye on your canine companions with the Garmin Alpha 300 Gps. Designed to track up to 20 dogs within a 9-mile range, it ensures you're always in the know about their whereabouts. With features like direction and distance indicators, command central view, and control of up to 18 levels of tone, vibration, and stimulation, it's the ultimate tool for managing your pack. This handy bundle also includes the Tt25 Dog Tracking and Training collar, making outdoor adventures with your furry friends worry-free. Alpha 300 General: Dimension 2.7 x 6.4 x 1.3 (6.8 x 16.2 x 3.4 cm) dimensions do not include antenna Weight 9.9 oz (280 g) with standard antenna and battery Water rating Ipx7 Touchscreen Display Type transflective, color TFT touchscreen Display Size (WxH) 4.7 cm x 7.7 cm, 3.5 diag (88.9 mm) Display resolution 282 x 470 pixels Battery Type rechargeable lithium-ion (included) Battery life up to 55 hours Memory/History 16 GB Interface high-speed Usb-C Tt25 General: Dimension 3.2 x 1.8 x 1.4 (8.1 x 4.5 x 3.5 cm) Weight 6.75 oz (191.5 g) for transmitter and antenna (without collar) 9.26 oz (262.712 g) total weight (with collar) Water rating 1 ATM (10 meters) Battery Type Rechargeable lithium-ion pack user-replaceable Standard battery pack (included): - Up to 68 hours using dynamic update rate (default mode) - Up to 25 hours with 2.5 second update rate - Up to 84 hours with 2 minute update rate Extended battery pack (sold separately): - Up to 136 hours using dynamic update rate (default mode) - Up to 50 hours with 2.5 second update rate - Up to 168 hours with 2 minute update rate Interface Usb-C Software updates Wi-Fi technology (when charging and connected to network) Maps & Memory: Preloaded maps (TOPOActive) Ability to add maps Automatic routing (turn by turn routing on roads) for outdoor activities (with optional mapping for detailed roads) Satellite Imagery (direct to device no annual subscription required) External memory storage microSD card (not included) Waypoints/favorites/locations 10,000 Tracks up to 20 assets (any combination of compatible dog devices and handhelds) Navigation Track Log 20,000 points, 250 saved spx tracks, 300 saved fit activities Navigation Routes 250 Stored contacts 250 dogs Group management Ability to add maps (Outdoor Maps+) Sensors(both): GPS Galileo Barometric altimeter Compass (tilt-compensated 3-axis) High-sensitivity receiver Dog Tracking Features: Tracking/training range Up to 9 miles LED beacon lights (multiple color options) Sleep mode (Alpha products only) Rescue mode Dog Training Features: Stimulation Vibration Tone Collar compatibility Up to 1 (2.54 cm) Safety and Tracking Features: Livetrack Outdoor Recreation: Sun and Moon Information Custom Maps Compatible Radio Features: Frequency band Murs Channels 5 Range 9 miles with compatible dog devices Location reporting (send and receive GPS positions) Vibration alert Contacts Outdoor Applications: Compatible with Garmin Explore app Garmin Explore website compatible Dog tracking Connections: Wireless Connectivity (Wi-Fi, BLE and Ant+)