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0:58
Do ultrasonic devices keep pests away?
3:28
Anti insect simulator #antiinsects
12:00:00
Long-range Mosquito repellent sound - 12 HOURS : Concentrated Ultrasound | Ultrasonic deterrent
10:00:07
Fireflies & Crickets - Calming Nature Night Sounds & Sights for Sleep & Relaxation - 10 Hours
0:41
Anti Bugs - Insects Repellent Simulator
10:00:01
10 hour😎 Secure Talk - *use this white noise to mask your private conversation - works for me
10:00:00
Deep Bass + 20kHz ultrasound = Mosquitoless Deep Sleep [ ultrasonic mosquito repellent sound ]
10:00:00
Silent (but powerful) mosquito repellent sound | ultrasonic deterrent | ultrasound
