SportDog, Add-A-Dog SDR-AS (SD-425S), A-Series Field Trainer by

Expand your SportDOG electronic training system with the SDR-AS Add-A-Dog Receiver Collar for stubborn dogs. Perfect for FieldTrainer 425 sports.

Sportdog SDR-AS SD-425S A-Series SDR-AS 729849136977

Sportdog Add A Collar 2024

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