2 PCS Piezo Buzzer, Icstation Buzzer Alarm 12V Electronic Beep Buzzer 100dB P…
Sound Output: 100dB at 12V DC 30cm. Sound Output: 100dB at 12V DC 30cm, Response Frequency: 3000±500Hz, these buzzers are very loud which are not used indoors, them could be used outdoors, such as traffic, factory, etc.
2 PCS Piezo Buzzer, Icstation Buzzer Alarm 12V Electronic Beep Buzzer 100dB P…
Sound Output: 100dB at 12V DC 30cm. Sound Output: 100dB at 12V DC 30cm, Response Frequency: 3000±500Hz, these buzzers are very loud which are not used indoors, them could be used outdoors, such as traffic, factory, etc.