The item in this listing is a Scratch & Dent: the unit powers on with factory settings restored and may not include the original accessories. It may have cosmetic scratches & dents to the body of the unit and surface scratches on the screen. This will not impair use of the device.

• Unlike all other bark collars on the market that utilize microphone recognition mechanisms, our bark collar stands out by employing a new type of physical vibration sensor and a 2024 AI chip
• This innovative technology provides precise operational instructions by real-time recognition of vibration frequencies associated with dog barking.
• Thanks to advanced physical vibration sensors, the bark collar exclusively recognizes the physical vibration frequency generated when the wearer barks and it will not trigger due to external interference noise, ensuring works correctly.
• It effectively prevents unintended activations caused by external factors with 100% accuracy, avoiding unnecessary punishment to the dog.
• Bark collar features 5 operational modes to meet your specific anti-bark training requirements, ensuring user-friendliness. No shock mode: beep, beep + vibration, suitable for sensitive dogs.
• Aolulf Dog Bark Collar Next-Gen Physical Vibration Sensor ZC01 – Black