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.

• Collar Receiver only; Compatible with SportDOG Brand® Contain + Train™ systems (SDF-CT)
• Training mode offers 7 instantly selectable static stimulation levels in low/medium/high stim ranges; Option to train with vibration and tone
• Containment mode offers 7 levels of static stimulation with vibration/tone
• Collar Receiver is waterproof and submersible to 10 feet
• For dogs 10 pounds or larger