These are technically "high-frequency" rather than ultrasonic (which begins at 20kHz). Younger humans with sensitive hearing may find these frequencies highly irritating or even painful.

The audio includes a "ticking" sound every second as the frequencies switch, which is intended to prevent rodents from habituating (getting used) to a single tone.

The track cycles through 15,000Hz, 17,500Hz, and 20,000Hz .

At 11.5 hours , the track is meant to run overnight or during work hours to provide continuous coverage. Critical Limitations and Science

15000hz, 17500hz & 20000hz Ultrasonic Ultimate Extreme Mouse And Rat Repellent (11 1 2 Hours) May 2026

These are technically "high-frequency" rather than ultrasonic (which begins at 20kHz). Younger humans with sensitive hearing may find these frequencies highly irritating or even painful.

The audio includes a "ticking" sound every second as the frequencies switch, which is intended to prevent rodents from habituating (getting used) to a single tone. 000Hz . At 11.5 hours

The track cycles through 15,000Hz, 17,500Hz, and 20,000Hz . 000Hz . At 11.5 hours

At 11.5 hours , the track is meant to run overnight or during work hours to provide continuous coverage. Critical Limitations and Science 000Hz . At 11.5 hours