Contain + Train™ Add-A-Dog® Collar magento_productid_412 Use it in "run mode"

Use it in "run mode" by putting it on your dog and choosing your tone option

allow you to customize this system to fit any situation or dog’s temperament

The original collar for the SportDOG Brand® FieldSentinel™ Series with BodyGuard™ technology – the world’s first e-collars with health alerts

waterproof

Contain + Train™ Add-A-Dog® Collar magento_productid_412 Use it in "run mode"Add another dog to your current SportDOG Brand Contain + Train system (SDF CT) or replace a Collar Receiver with the SDF CTR Add A Dog Receiver. The Contain + Train system's Containment mode expands to any number of dogs and the Training mode expands to 3 dogs.