• Vocal training system for dogs. • Strengthens the relationship between the owner and the dog. • Allows recording 4 different messages per dog. • Messages are emitted from the dogs' collars. • Gently educates dogs without raising your voice. • Accustoms dogs to the owner's commands and voice. • Includes beep sounds and vibrations to capture attention. • Easy-to-use remote control for 1 or 2 training collars. • Range of approximately 800 m depending on geography and environment. • Do not store the device in places exposed to high temperatures.