Remote training ‘ONLY with vibration and tone' (NO ELECTRIC!)These vibration and tone collars are excellent communication tools for enhancing the bond between you and your dog. Training can be especially challenging in busy environments filled with distractions, but these collars allow you to establish clear, consistent communication even at a distance. The vibration and tone features enable you to recall your dog, reinforce commands like SIT or DOWN remotely, and provide a clear marker signal over distance.