Sound-To-Light Unit
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Description
Amazon
Four high-intensity LEDs light up and react simultaneously to every sound. For different funny and practical applications e.g. Sound indicator, simple sound-to-light unit for music. The unit can also be used to indicate when the doorbell or the telephone is ringing, which is particluarly interesting for the hearing-impaired. Adjustable sensitivity with potentiometer. Built-in microphone.
Description
(1)
Four high-intensity LEDs light up and react simultaneously to every sound. For different funny and practical applications e.g. Sound indicator, simple sound-to-light unit for music. The unit can also be used to indicate when the doorbell or the telephone is ringing, which is particluarly interesting for the hearing-impaired. Adjustable sensitivity with potentiometer. Built-in microphone.
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