ICOUVA Dog Whistle [2 Pack], Professional Ultrasonic Dog Training Whistle With Lanyard Neck Strap Training Assistant for Recall and Barking Control

?Anti-Loss Dog Whistle?With the matching whistle strap, you can hang your dog whistle around your neck and have it ready to hand at all times. This also minimises the risk of loss ?Safe For Pet Dog?Our Silent Whistle will not hurt your dog's ears when you training your dogs, Use Silent Bark Control for dogs stoping useless barking ?Convenient to Carry? It is small and light weight. You can put it on a key chain or pocket. Focus on the training and make this lightweight dog training whistle part of you ?Adjustable Frequency Whistle?The dog whistles will not hurt your dogs’ hearing, adjustable to multiple frequencies, good for teaching your dog obedience and to learn basic skills such as sit, come, stop barking, stay in place and more, so that you don't need to shout out loudly ?Note?Please note the product wouldn’t make your dog understand your instructions immediately. You are supposed to train your dog to do so