The 2 in 1 Dog Shock Collar & Dog Bark Collar by Fatjopet offers a convenient and effective solution for training and obedience. With a range of 4200 feet, this electronic collar allows you to remotely control your dog's behavior, whether it be for shock training or barking correction. The dual functionality of this product makes it a versatile tool for any pet owner looking to improve their dog's manners and obedience.