Active buzzer is characterized by: An active internal buzzer with shock source, so long as a power will be called 2 program easy to control, SCM can allow a high and low sounds, while passive buzzer can not.
module using 9012 transistor drive Operating voltage 3.3V-5V Two module interface specification (3-wire) VCC external 3.3V-5V voltage (5v microcontroller and can be directly connected to 3.3v MCU)
★Paket yg didapat★
1 pcs ★Active Buzzer Alarm Module Sensor Beep for arduino DC 3.3V 5V★
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