Over the years, bark collars have gotten a bit of a negative stigma associated with them. When people think of bark collars, they invoke thoughts of jolts of electricity harming a dog's neck. However, that is far from the truth. Nowadays, there are many safe and suitable collars that dog trainers using worldwide to keep their dog from barking. There are different types of training techniques including using a citronella spray, an ultrasonic high pitched noise, or soft static. Each of these have had high success rates and the technology of bark collars have made them work quickly and efficiently to lessen your dog's incessant bark. You find more bark collar reviews that speak fondly of these type of anti bark collars.