||Our Roy Gonia® dog whistles come in a variety of pitches and frequencies for wherever a hunt takes you. Whistles are a versatile training tool; you can stop a dog in its tracks with one quick tweet. Slip a bell onto your dog’s collar for easy tracking in any environment. Keep your whistle, remote, and other hunting tools within easy reach with one of our leather or nylon lanyards. SportDOG Gear for any SportDOG training system. Add-A-Dog® Receivers and chargers, antennas, batteries, extra transmitters, and other accessories for your SportDOG products.