visualizzazioni
1:00:06
ANTI INSECTS REPELLENT SOUND ⛔🦟 KEEP INSECTS AWAY - ULTRASONIC SOUND
10:00:00
Silent (but powerful) mosquito repellent sound | ultrasonic deterrent | ultrasound
12:00:00
Long-range Mosquito repellent sound - 12 HOURS : Concentrated Ultrasound | Ultrasonic deterrent
5:00:01
[5 HOURS] Mosquito repellent sound Ultrasonic Effect | Concentration | Meditation | Sleep
10:00:01
Mosquito Repellent Sound 🦟 | Virtual - Ultrasonic Sound and UV Light | Smooth Sound Frequency
10:00:00
Rain + 20kHz Ultrasound = Mosquitoless Deep Sleep [ ultrasonic mosquito repellent sound ]
2:01:45
2 HOURS ULTIMATE SPRING BUGS & INSECTS STRESS RELIEF CLASSICAL MUSIC FOR CALMING AMBIENCE AND STUDY
10:00:00
Mosquito repellent sound : extended frequency range - 10 hours | ultrasonic deterrent | ultrasound
