Panda-shaped bark control device to prevent nuisance barking, with 3 settings. - Model Name: Bark Control Device - Design: Panda-shaped - Function: Prevents nuisance barking - Settings: OFF, I, II, III Thank you for viewing. Brand new, unopened I haven't opened it since it arrived. I didn't use it because my dog started going to puppy school. The warranty period has expired. Therefore, I am selling it at a low price. I will compress it to make it compact for shipping, please understand.