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The Dog Silencer MAX ultrasonic anti-barking unit is one of the best-selling on the market and offers the longest range of up to 100 metres and 40% stronger sound than its predecessor, the Dog Silencer. The unit detects barking at a distance of around 23 metres, or you can activate it using the remote control. It has three intensity levels and is powered via a USB cable or batteries. It is suitable for outdoor use, is water-resistant and weatherproof.
| Functions | Ultrasound |
| Detection | voice |
| Adjustable sensitivy | no |
| Number of dogs | 1 dog |
| Size | Small dogs, Large dogs, Mid-size dogs |
| Waterproofing | Waterproof |
| Receiver weight | 0,45 g |
| Receiver dimension | 13,3 x 10,8 x 4,6 cm |
| Use | outdoor |
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