PetSafe Dog Trainer RFA-577 Extra Shock Add-A-Dog Collare Ricevitore f/PDT00-16123
Add a second collar to your existing PetSafe Remote Trainer. Compatible with the following PetSafe Remote Trainers 300 Yard Remote Trainer PDT00-16024 and PDT00-16117. 600 Yard Remote Trainer PDT00-16027 and PDT00-16120.