1. Introduction
Thank you for choosing the ATVIOO Ultrasonic Anti-Barking Device. This innovative device is designed to help train your dog and control excessive barking using safe and humane ultrasonic technology. It integrates multiple functions including deterrent flash, sound, and ultrasonic frequencies to effectively correct undesirable behaviors. Please read this manual thoroughly before use to ensure proper operation and to maximize the device's effectiveness.
2. Product Overview
The ATVIOO Ultrasonic Anti-Barking Device is a compact, handheld unit featuring multiple sonic emitters and an LED flashlight. Its ergonomic design ensures comfortable handling for training at home, in the yard, or during walks.

Figure 2.1: Front view of the ATVIOO Ultrasonic Anti-Barking Device, showing the three sonic emitters and control buttons.
Key Components:
- Ultrasonic Emitters (3x): Project ultrasonic waves for bark deterrence and training.
- LED Flashlight: Provides illumination and can be used as a visual deterrent.
- Control Buttons: For activating different modes (ultrasonic, sound, flashlight).
- Safety Lock Switch: Prevents accidental activation.
- USB Charging Port: For recharging the internal battery.
3. Features
This device combines multiple functionalities to provide a comprehensive solution for dog behavior correction.
- 6-in-1 Functionality: Integrates Deterrent Flash, Sound, and Ultrasonic functions with two ultrasonic frequencies (25kHz fixed and 25-30kHz variable).
- 3X Effective Bark Control: Equipped with three sonic emitters for enhanced effectiveness compared to single-emitter models.
- Multi-Behavior Correction: Effectively curbs undesirable behaviors such as excessive barking, digging, scratching, biting, and furniture climbing.
- Wide Age Range Suitability: Ideal for puppies aged 6 months to adult dogs up to 8 years.
- Advanced Protection Mode: Features an 8-second ultrasonic auto-off to protect your dog's hearing.
- Fast Charging & Long Battery Life: Fully charges in 2 hours, providing up to 60 days of standby time.
- LED Flashlight with Multiple Modes: Includes steady and SOS modes for safety during low-light conditions.

Figure 3.1: Illustration of the device's 6-in-1 features, including LED flashlight, ultrasonic, deterrent, and sound functions with dual frequencies.

Figure 3.2: Visual representation highlighting the device's safety features: 100% safe, no electric shock, and no vibration.
4. Setup
4.1 Initial Charging
Before first use, fully charge the device. Connect the included USB cable to the device's charging port and plug the other end into a compatible USB power source (e.g., USB adapter, power bank, car charger, or laptop). The charging indicator light will show the charging status. A full charge typically takes approximately 2 hours.

Figure 4.1: The device connected to a USB cable for charging, illustrating its fast charging capability and long standby time.
4.2 Attaching the Wristband
Attach the provided wristband to the device for convenient carrying and to prevent accidental drops during use.
5. Operating Instructions
5.1 General Usage
The device is designed for quick and painless correction of undesirable dog behaviors. It is effective within a maximum control distance of up to 50 feet.

Figure 5.1: Diagram illustrating the effective range of the device, up to 50 feet.
5.2 Activating the Device
- Unlock the Device: Locate the safety lock switch on the side of the device and slide it to the unlocked position. This prevents accidental activation.
- Select Mode: Press the desired button for the specific function:
- Ultrasonic Mode: Press the ultrasonic button to emit high-frequency sound waves. The device offers both 25kHz fixed frequency and 25-30kHz variable frequency options.
- Sound Mode: Press the sound button to emit an audible deterrent sound.
- Deterrent Flash Mode: Press the deterrent flash button to activate the LED flashlight, which can capture the dog's attention.
- Point and Activate: Point the device directly at the dog when it exhibits undesirable behavior. Activate the chosen mode for a short burst (typically 1-3 seconds). The device has an 8-second ultrasonic auto-off feature to protect the dog's hearing.

Figure 5.2: Close-up of the device showing the security keypad lock and indicators for fixed and variable ultrasonic modes.
5.3 LED Flashlight Operation
The integrated LED flashlight can be used independently for illumination or as an additional deterrent.
- Press the flashlight button to cycle through modes: Steady On, SOS (flashing), and Off.
- Useful for late-night walks, jogging, or cycling to enhance visibility and deter aggressive animals.

Figure 5.3: A person walking a dog at night, demonstrating the use of the device's LED flashlight for safety and visibility.
6. Maintenance
To ensure the longevity and optimal performance of your ATVIOO device, follow these maintenance guidelines:
- Cleaning: Wipe the device with a soft, dry cloth. Do not use abrasive cleaners or immerse the device in water.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: Recharge the device regularly, even if not in frequent use, to maintain battery health. Avoid fully depleting the battery for extended periods.
7. Troubleshooting
If you encounter issues with your device, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not turning on/no response | Low battery; Safety lock engaged; Device malfunction. | Charge the device fully. Ensure the safety lock is in the unlocked position. If issues persist, contact customer support. |
| Dog not responding to the device | Dog's hearing range; Distance too far; Inconsistent training; Dog's temperament. | Ensure the device is pointed directly at the dog within 50 feet. Use consistently with positive reinforcement. Some dogs may be less sensitive to ultrasonic sounds. Try different modes (sound, flash). Consult a professional dog trainer if needed. |
| LED flashlight not working | Low battery; Malfunction. | Charge the device. If the issue continues, contact customer support. |
8. Specifications
Technical details of the ATVIOO Ultrasonic Anti-Barking Device:
- Model Name: TZ-U67
- Item Weight: 7.8 ounces
- Item Package Dimensions (L x W x H): 5.75 x 3.11 x 2.17 inches
- Batteries: 1 Lithium Polymer battery (included)
- Manufacturer: ATVIOO
- Color: Black
- Specific Uses for Product: Outdoor (also suitable for indoor use)
- Effective Range: Up to 50 feet
- Charging Time: Approximately 2 hours
- Standby Time: Up to 60 days
9. Safety Information
Please observe the following safety precautions:
- DO NOT direct the dog barking device towards people, as it may cause discomfort or tinnitus.
- This ultrasonic dog training device is NOT A TOY. Keep it out of reach of children.
- Avoid prolonged exposure to the ultrasonic sound, both for humans and animals. Use in short bursts for training.
- Do not disassemble or modify the device. This may void the warranty and pose safety risks.
- Use only the provided charging cable or a certified equivalent.
10. Warranty & Support
ATVIOO is committed to providing high-quality products and customer satisfaction. While specific warranty details are not provided in this manual, please retain your proof of purchase for any warranty claims.
For technical support, troubleshooting assistance, or any inquiries regarding your ATVIOO Ultrasonic Anti-Barking Device, please contact our customer service team. We offer 7x24 online customer service to assist you.

Figure 10.1: Our dedicated customer service team is available to assist you.





