Introducing the 2PCS Dog Whistle Stop Barking Training Ultrasonic Adjustable High Pitch+Lanyard! This set includes two high-quality dog ​​whistles, perfect for helping pet owners train their furry friends and teach them essential skills. With their small and lightweight design, they easily fit into a pocket or can be worn around the neck with the included lanyard. The adjustable frequency feature allows for personalized training based on your dog's individual needs, making this whistle suitable for all dog breeds. Say goodbye to excessive barking and hello to effective training with this must-have pet accessory!