Classic 680-DCV Black (Rechargeable Vibration) No Hurt Bark Dog Collar ( Mini & Small Dogs 4lbs plus) Bark Training Solution. (NEW SMART CHIP TECHNOLOGY 2018) 100% Lifetime Product Warranty

purchased for a dog that barks A LOT. It seems to be doing the trick in a kind way. No shock-just vibration. It gets his attention and he has turned the bark into a low growl.

works great but definitely a little to big for my dog.

Works good.

Works great but a little big for my yorkie

Iit goes off when my puppy is being quiet sometimes.