5V Active Buzzer is a small electronic component that produces a beeping or buzzing sound when a 5V DC voltage is applied.
Operating voltage:5V DC
Type:Active buzzer
Sound:Beep/Buzz
Control:Digital ON/OFF
Current:Usually around 10–30 mA
Polarity:Yes (+ and −)
Frequency:Typically around 2–4kHz
Arduino compatible"Yes