DX » Community » Reviews » Active Buzzer Driver Module Alarm Device for Smart Car (Works with Arduino Official Boards)
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  • posted byaestrada on 03/25/2014

    Is an active buzzer, so you must connect it to 5v-GND-Pin. Pinout is showed clearly. It works perfect with my Arduino UNO projects. Sound is not powerful but useful and audible. It comes with three wire connector cable. Is not enough powerful sound to work as a alarm for a long distance, but is perfectly audible at 10 meters or more. Sound is acute,... Read more

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