For Large or Stubborn Dogs
The SportDOG SDR-AS additional collar is a stubborn dog receiver collar compatible with the following remote trainers:
The SportDOG SDR-AS receiver collar has a small receiver module that fits dogs above 5kg. Due to its medium to high stimulations levels, we recommend this collar for medium to large dogs with a tolerant - stubborn temperament. Suitable breeds include, but are not limited to the following:
How to match your receiver collar to your handheld remote trainer:
You will need your receiver collar and handheld remote trainer to be near each other and properly charged.