Dog Collar Compatibility
 
Astro 220 Astro 320 Astro 430 Astro 900 Alpha 10 Alpha 100 Alpha 200 Alpha 300
DC 20
DC 30
DC 40
DC 50 2
T 5 3
T 5 mini 4
T 5X
T 9
T 20
TT 10 1
TT 15 1,3 1
TT 15 mini 1,4 1
TT 15X 1
TT 25 1
1 Tracking and Training collars only provide tracking capability with handhelds that do not have training functionality
2 The DC 50 collar is only compatible with the Alpha 100 handheld after being paired with an Astro 430 handheld first
3 T 5 and TT 15 remanufactured or exchanged/serviced collars after May 2022 are no longer compatible with the Astro 320 handheld
4 T 5 mini and TT 15 mini collars with software version 4.80 or later are no longer compatible with the Astro 320 handheld
 
Garmin Dog Collar Video Archive