Our dog whistle tested and controlled by a third part with 49 cm cord and cover with adjustable frequency and frequency locking to stop barking and teach reminders and tips & nbsp; no questions, ask a dog whistle to stop barking, teach reminders and tips: yes, we have developed a better dog whistle to stop and help train your dog. More frequency means best results for any dog at any age frequency + adjustable frequency Lock: Yes, our dog whistle has more frequency. Exclusive accuracy grinding produces a finer frequency range, which is why Simply Natural includes frequency lock so that you never lose your dog’s perfect tone. Choose a better whistle for environmentally friendly dog: yes, we care about quality and environment.
