The new rechargeable bark control collar stops nuisance barking. The patented perfect bark ensures your dog's bark is the only sound that will cause a correction. This user-friendly bark control collar automatically customizes its correction to give dogs the most fair & effective training possible. Matched with all-weather durability, this collar provides perfect combination of toughness & intelligence. The collar has three modes of correction: temperament learning, progressive correction & manualuser-selected mode.