DETER AND STOP ANNOYING AND RELENTLESS BARKING: Use our professionally designed whistle to train your dog to stop barking, or simply to call them in or out of the home for meals or treats. TRAINING MAN’S BEST FRIEND: Have a great tool to nurture your dog’s obedience and enjoy watching them learn basic skills and advanced movements as you teach different commands to them. NEVER LOSE YOUR WHISTLE WITH OUR FREE BONUS LANYARD! Our lanyard is guaranteed to keep your whistle attached and secured. COMMAND AND DIRECT: Manage your dog’s behavior no matter the time or place, without the need for expensive or potentially painful products, such as shocking collars. ADJUST TO YOUR DOG’S HEARING: Our whistle allows you to change and adjust the whistle’s frequencies to suit your own dog’s hearing needs.