17500Hz \u0026 20000Hz Ultrasonic Mouse and Rat Repellent (11 1/2 Hours) Wall Penetration Extreme Version

(11:30:)

17500Hz (17.5kHz) Sine Wave Test Tone - 600 Seconds (10 Minutes)

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15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours)

(11:31:5)

Tone frequency 17500Hz. Test your hearing! speakers/headphones/subwoofer

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17500Hz \u0026 20000Hz Ultrasonic Mouse and Rat Repellent 11 12 Hours Wall Penetration Extreme Version

(11:30:1econd)

20 - 20,000 Hz Audio Sweep | Range of Human Hearing

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15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent 11 1 2 Hours

(11:31:5)

17000 Hz Test Tone 10 Hours

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15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours) #001

(8:14:50)

15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours) #002

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Tinnitus Frequency Measurer - Sine Tone 17,500Hz

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15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours) #005

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15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours) #004

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15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours) #001

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15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours) #003

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17500Hz Ultrasonic Mouse and Rat Repellent (1 Hour) Wall Penetration Version

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17500 hz | 8 HOUR Wealth, Money Affirmations | Silent, Sleep Subliminal

(8:26)

15000Hz, 17500Hz \u0026 20000Hz Ultrasonic Ultimate Extreme Mouse and Rat Repellent (11 1/2 Hours) #006

(5:6:20)

How Old Are Your Ears ? Hearing Test

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