Garmin Alpha 300i -handheld

Vivid display and touchscreen
See your maps and track your dogs on an even brighter 3.5” display with up to a 2.5-second update rate. Easily interact with the device on a responsive touchscreen, even with gloves on, and read the screen in a variety of light conditions.

Channel view
Monitor the concentration of collars in the area, and easily select less congested channels to avoid interference.

SOS alerts and two-way messaging
In case of an emergency, use inReach satellite technology to send an interactive SOS message. Keep in touch and exchange text messages with friends and family where cell service doesn’t exist. You can also track your location and share it with those at home or out in the field.

Track your pack
Monitor up to 20 dogs with your compatible dog collars — from up to 9 miles away — on the color touchscreen display.

Train your pack
Use dedicated buttons for fast training cues and command initiation. Select from 18 levels of momentary and continuous stimulation. Hunters can also issue different levels of audible tone or vibration commands¹.

Satellite imagery
Download satellite imagery via Wi-Fi technology to your device, and see the terrain features from above to help you navigate or find suitable habitat for your quarry.

Long-lasting battery
The user-replaceable battery lasts up to 55 hours — or 50 hours with inReach technology enabled.

Group management
Save time at the start of every hunt with groups of dogs and people that match how and whom you hunt with.

Monitor the hunt
See when a dog is “treed” or “on point.”

Garmin Explore app
Pair with the Garmin Explore smartphone app to review the entire hunt and more.

Backward compatible
Easily pair the handheld to select T and TT series collars.

Dog list
Store up to 250 dogs, making it easy to switch active collars in the field.

Hunt metrics
See critical hunt metrics, such as distance, speed and time afield, right on the dog info screen¹.

100% global iridium satellite network
Messages, SOS alerts and tracking are transferred via the global Iridium satellite network².

Optional InReach weather
Get detailed weather reports on the Alpha 300i handheld with the Garmin Explore app².

Garmin Messenger app
Pair with the Garmin Messenger smartphone app for fast, easy satellite messaging².

Mapshare trip sharing page
Provide friends and family with an easy way to see your progress, view your GPS location and exchange messages during your trip².

Multi-GNSS support
Access multiple global navigation satellite systems for better service in challenging environments.

Pro view compass
This simple, at-a-glance tracking shows which direction and how far away your dogs are.

TopoActive maps
Get detailed views of terrain contours, topographic elevations, summits, parks and more.

Premium map features
Subscribe to Outdoor Maps+, and get public land information, enhanced topographic maps, landowner names and more.

Altimeter
The barometric altimeter helps you accurately monitor ascent and descent.

3-axis compass
Navigate with the tilt-compensated 3-axis electronic compass — whether you’re moving or not.

Dimensions	2.7 x 6.4 x 1.3” (6.8 x 16.2 x 3.4 cm) *dimensions do not include antenna
Touchscreen	Yes
Display size	(WxH) 4.7 cm x 7.7 cm, 3.5" diag (88.9 mm)
Display resolution	282 x 470 pixels
Display type	transflective, color TFT touchscreen
Weight	9.9 oz (280 g) with standard antenna and battery
Waterproof	IPX7
Battery type	rechargeable lithium-ion (included)
Battery life	up to 55 hours; up to 50 hours with inReach® technology enabled
Interface	high-speed USB
Memory/history	16 GB
Livetrack	Yes
Connections wireless connectivity	Yes (Wi-Fi, BLE and ANT+)

Preloaded maps	Yes (TOPOActive)
Ability to add maps	Yes (see Additional)
Automatic routing (turn by turn routing on roads) for outdoor activities	Yes (with optional mapping for detailed roads)
Satellite imagery	Yes (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	Yes

• High-sensitivity receiver    
• Gps    
• Galileo    
• Barometric altimeter    
• Compass: Yes (tilt-compensated 3-axis)

• Point-to-point navigation    
• Area calculation    
• Hunt/fish calendar    
• Sun and moon information    
• Xero locations    
• Custom maps compatible

• Interactive SOS
• Send and receive text messages to sms and email    
• Send and receive text messages to other inreach device    
• Exchange locations with other inreach device    
• Virtual keyboard for custom messaging    
• Send waypoints to mapshare during trip    
• Send route selection to mapshare during trip

• Frequency band: MURS
• Channels: 5
• Range: 9 miles with compatible dog devices
• Location reporting (send and receive gps positions)    
• Vibration alert 
• Contacts

• Compatible with Garmin Explore app
• Garmin explore website compatible  
• Dog tracking