Dog Whistle – High Frequency Tone Dog Trainer Apk by Joshua Maciak
February 23, 2018
Gallery: About Dog Whistle – High Frequency Tone Dog Trainer Dog Whistle is a free application that helps you to train your dog. Dog whistles emit sounds in the high frequency range. Humans can only hear up to 20 kHz, but dogs have much better hearing. Since dog whistles are silent to humans, but loud… read more »