Petiner Bark Collar 2018 UPGRADED No Bark Collars Dog Bark Collar Anti Bark Training Collar Bark Shock Collar Bark Control Collar for Small Medium Large Dog 11-130LBS with 2 Mode 7 Sensitivity Levels [7 ADJUSTABLE SENSITIVITY LEVELS, MORE FRIENDLY] This bark collar has 7 adjustable sensitivity levels and 2 modes(sound, shock), 0-7 adjustable grade separately. You can choose a appropriate sensitive level and mode for your pet, stop barking without any Harm effective. [2018 UPGRADED INTELLIGENT CHIP]Intelligent barking vibration detection chip prevents false triggering. Only your dogs sound combined with vibrations of sound will trigger the sensors while other dogs'barking nearby can not trigger the Bark Shock Collar. [SAFETY AUTOMATIC MODE & OVERVOLTAGE PROTECTION] If the electrostatic stimulation continues for 7 times, the device will be suspend for 1 minutes in order to protect the dog. The overvoltage protection to ensure your dogs safety. [EFFICIENT BEHAVIOR MODIFICTION, NO BARK COLLARS]Our collar is specially designed to efficiently and safely change barking behavior for dogs. The combined noise and vibration creates a consistent pattern your dog understands intuitively.Dogs are quick learners,once they realize they can avoid the Annoying beep and buzz they will stop barking.Your dog will understand and bark less. [FOR All SIZE DOG 11-130LBS, MAX 21.5INCH, MIN 3.7INCH]Our Bark Collar with adjustable high-quality nylon strap and 2 pairs of probes, 2 long metal probes can fit the dogs weighing from 11 to 110pounds suitable for small, Medium and large dogs with long,short,thick or thin hair.Get your peace of mind back.