Four high-intensity LEDs light up and react simultaneously on every sound. For different funny and practical applications, such as : sound indicator, simple sound-to-light unit for music, for the hearing impaired : can be used to indicate the telephone, door bell. Adjustable sensitivity with potentiometer. Built-in microphone.
* Consumption: 0.5mA min. / 12mA max.
* Power supply: 9V battery (not included)
* Dimensions: 1.6 x 2.2 x 1.4"