Clix Whizz Click. This unique training aid combines two of the most popular dog training tools, a clicker & a whistle. Using a clicker is a fun way to reward train your dog, whilst the whistle means that you can control a dog at a distance. The whistle is used as a cue or command & the clicker to mark & reward the behaviour. the free, step-by-step training guide which is included, will show you how to get started & teach useful commands such as a distance sit & a reliable recall.