Amazon.com: No Shock Dog Training Collar with Remote, Dog Vibration Collar with Controller Beep and Vibrate Only, Safe Lock Waterproof Rechargeable Vibrating Collars for Dogs(10 120 lbs) No Prongs (Navy Blue) : Pet Supplies Amazon.com: FunniPets Dog Training Collar 3 Pack 2600Ft Dog Shock Collar with Remote Control Waterproof E Collar for Dogs Training with Beep Vibration Shock Flashlight (3 Pack, 2 Green+Black) : Pet Supplies Educator E Collar Technologies Pager Only Remote Training Collar, Model PG 300, 1.2 LBS Vibrating Dog Collar NO Shock Small Dog Training Collar with Remote Fits Small Dogs Under 15 pounds (Between 5 15 lbs) Vibration & Sound Only 1,000 FT Range Long Lasting Battery Life : Pet Supplies Amazon.com Amazon.com: Dog Training Collar with Remote 2 Dogs 10 120 lbs 3300 ft Waterproof No Shock Vibrating Dog Collar for Large Medium Breed, Rechargeable Beep Vibration Collar with Controller 2 Pack : Pet Supplies Dogwell DWR 2 Remote Dog Shock Collar, Rechargeable and Rainproof Vibration Bark Collar for 2 Dogs with Beep, Vibration and Shock Electronic Amazon price tracker tracking, Amazon price history charts, Amazon