BarkFree Whistle – Dog Silencer & Anti-Barking Ultrasonic Device

Train smarter, not harder! The BarkFree Whistle Dog Silencer & Anti-Barking Ultrasonic Device uses advanced 25kHz ultrasonic waves to safely and humanely correct unwanted barking and behavior. Compact, rechargeable, and easy to use, this whistle-style trainer works on dogs of all breeds and sizes (5–120 lbs). It’s the perfect tool to help you foster good habits without shouting or harsh discipline.

Built with a sleek, ergonomic design and auto-shutoff feature for added safety, it’s a must-have for modern pet parents who care about gentle training and real results. Whether at home or on the go, enjoy better communication and a more peaceful home with just the push of a button.

The Ultrasonic Bark Control Device operates at a frequency of 25kHz, emitting an ultrasonic sound that is inaudible to humans. Made from high-grade ABS plastic, it comes in a sleek design and measures 120 x 47 x 34mm. Powered by a built-in Li-ion 103040 battery (3.7V, 1200mAh), the device features one-button control and auto shut-off after 8 seconds. It’s suitable for dogs weighing 5–120 lbs, aged 6 months to 8 years. Lightweight and pocket-sized, it’s perfect for on-the-go use. The package includes one Ultrasonic Bark Control Device, offering a convenient solution for controlling excessive barking.

• Safe & Humane Training: Corrects barking without pain or stress.
• One-Button Operation: Quick control on walks or at home.
• Auto Shut-Off: Protects dogs from prolonged ultrasonic exposure.
• Pet-Friendly Design: Works effectively with positive reinforcement.
• Rechargeable Convenience: Long-lasting battery life built in.
• Compact & Ergonomic: Easy to carry in your hand or pocket.