i was hurt by such collars, by according to veterinarian anastasia solenkova, they can lead to prolongede animal, especially since the doctor often confidently does not work correctly, reacting to the wrong thing on the network, by the way, there are a lot of reviews about such defects. the collar works, but for some reason it works not only on meowing, but also just like that, when the kitty sleeps as a result, she normally doesn’t sleep, taking off at night is also not an option, since she always screams, in the early morning recently due to accusations of cruel treatment of animals such collars. they were even removed from sale in largest online stores, but soon returned we bought several devices of different prices and asked the experts. physics. vladimir reshetov specialist from the rudn veterinary center tyrant dina salikhov training instructor ekaterina zaimkina and her dog rita check how they work for the first time sample for 460 rubles. as the advertisement writes, it picks up sounds and starts to vibrate. three devices worked, a squeak was heard, there is no vibration. we trie