Dog Training Collar
There are many different types of collars that can be used to train your dog. But how to choose? And what are they for? Some collars don't work for some dogs. How will you know? You won't.
But this may help. Using information on the size, streangth, and shape of your dog in addition to a few other things, I have compiled a test to match you with a good collar to conisder for your training. GOOD LUCK!