Buzzer (Active)

Active Buzzer

• Type: Active (built-in oscillator)

• Operating Voltage: 3V – 12V DC

• Current Rating: ~20mA (typical)

• Sound Frequency: ~2–5 kHz (pre-set)

• Features: Beeps when powered, simple to use, compact design

• Applications: Alarms, notifications, Arduino/MCU projects, timers, DIY electronics