NEW Patpet Bark Collar #A12 for medium dog doggy pet

Brand new in box adjustable neck size This A12 BARK CONTROL COLLAR can help you building a happy, healthy relationship with your dogs. 4 x working modes + test mode make A12 bark control collar adjustable according to your dog’s barking habits. 4 x correction functions include: auto mode, beep, vibration, and shock. 2 x activation triggers eliminate false activation of the small dog bark collar – need simultaneous barking sound + vibration of the vocal cord for activation. 3 x sensitivity settings for vocal cord vibrations. Low battery reminder.