Posted by a reviewer on Amazon

Fortunately we tried this out before leaving her alone

Posted by a reviewer on Amazon

We put this on her and were at home with no sounds whatsoever the unit started beeping and basically went through a feedback loop as she panicked and started yelping i took it off of her as quickly as i could but she must have had 20 seconds of more or less continuous shock definitely not a behavior tool when it goes off at random

Posted by a reviewer on Amazon

Quite frankly needs to be taken off the market if this is how it operates

Posted by a reviewer on Amazon

Changed battery and no longer works only had for less than a week disappointing

Posted by a reviewer on Amazon

Tried several more expensive products that emit a high pitch sound for dogs to hear without success

Posted by a reviewer on Amazon

I have read through the manual and i cant figure out how to make sure the product is actually on

Posted by a reviewer on Amazon

I click both buttons and it will beep and sometimes it works sometimes it doesnt

Posted by a reviewer on Amazon

They have kept my dogs much more quiet so that is why i have it the stars i did