Kemo l002 ultrasonic piezo wall mount speaker component 10 13 8 v kemo l002 a piezo loudspeaker for ultrasonic vermin scarers and other ultrasonic applications the speaker has an aluminium spherical cap membrane which produces a very wide angle of radiation the speaker is suitable for mounting outdoors provided it is protected from rain e g under the roof ledge an led powered by the ultrasonic signal shows when the speaker is in operation kemo l002 ultrasonic piezo wall mount speake