








🐕🦺 Silent for humans, loud for dogs — command with confidence!
The Acme Silent Dog Whistle 535_Silver offers adjustable frequency control between 5200 and 12800Hz, ensuring precise communication with dogs of all breeds and distances. Its unique design emits a quiet sound audible to humans for confirmation, while remaining silent to the human ear but loud to dogs. Lightweight, nickel-plated, and featuring a protective end cap, this whistle is durable and portable without requiring batteries, making it an essential tool for professional trainers and dog owners seeking reliable behavioral control.







| Pet Type | Dogs |
| Product Dimensions | 8 x 1.5 x 0.99 cm; 9.07 g |
| Item model number | 535 |
| Breed Recommendation | All |
| Pet Life Stage | Adult |
| Closure | button |
| Color | Nickel-plated |
| Size | adjustable |
| Number of Items | 1 |
| Quantity | 1 |
| Care instructions | Hand Washable |
| Special Features | Behavioural Control, Heavy Duty, Lightweight, Portable |
| Specific Uses | Behavior |
| batteries required | No |
| Batteries Included | No |
| Voltage | 12 Volts |
| Item Weight | 9.07 g |