Velleman Mini Kit Mk103 Sound Active LEDs
By Velleman SA (MK103)
MCM Part #80-2970
|10+||$4.95|Sound Active LED Kit
Four high-intensity LED's light up and react simultaneously with every sound. For different 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.