Train Your Dog to Preform ANY Desired Behavior in 3 Quick, Easy Steps
WHEN IS A DOG TRAINING SHOCK COLLAR HUMANE?
Keeps Dogs and Cats Out of "OFF LIMITS" Areas with Humane, Harmless Sound
(3) SBR-1 Sound Barrier Receivers
(1) MS-4 Ultrasonic Pet Collar
Uses 9 Volt Alkaline Battery (sold below)