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Home > Products > Buzzer And Transducer > Piezo Buzzer > FBUT3813 Repellent device 90DB 20khz ultrasonic speaker
FBUT3813 Repellent device 90DB 20khz ultrasonic  speaker
  • FBUT3813 Repellent device 90DB 20khz ultrasonic  speaker

FBUT3813 Repellent device 90DB 20khz ultrasonic speaker

    Payment Type: T/T,Paypal,Western Union
    Incoterm: FOB,CFR,CIF,FCA
    Min. Order: 100 Piece/Pieces
    Delivery Time: 15 Days

Basic Info

Model No.: FBUT3813

Category: Buzzer

Transmission Mode: Air-conduction

Cone: Polypropylene and Titanium Edge

Transducer Principle: IR Earphone

Style: Mini

Radiation Mode: Indirect Radiation Type

Usage: Monitor

WORD nChannels: 4.1Channel

Certification: CE, CCC, ISO9001

Brand: FBELE

Resonant Frequency: 20KHZ

Additional Info


Productivity: 1000 Piece/Pieces per Day

Brand: FBELE

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 10000 Piece/Pieces per Day

Certificate: ISO90001

HS Code: 8531809000

Port: NingBo,ShangHai

Product Description

FBUT3813 Repellent device 90DB 20khz ultrasonic Speaker

Piezo Buzzer (Piezoelectric Buzzer) is with circuit inside model.internal drive type.

Rats, bats such animals communicate with ultrasound, rat auditory system is developed, the ultrasonic wave is very sensitive and can judge the source of the sound in the darkness, his pups when threatened to 30-50 KHZ ultrasonic, without him only when they can be sent by ultrasonic wave and echo back to the nest (foreign references: Allin and anks1971: Carden and Hofer, 1992), comes across the crisis when adult mice in emits an ultrasonic for help, happy during sex can also emit ultrasonic said,

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38mm ultrasonic speaker

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Product Categories : Buzzer And Transducer > Piezo Buzzer

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