Description

• Type: Active Buzzer / Passive Buzzer (based on variant)

• Operating Voltage: 3V to 5V DC

• Sound Output: ~85 dB at 10 cm (typical)

• Frequency:

  • Active: Fixed frequency (usually 2.0–2.5 kHz)

  • Passive: Requires external frequency input

• Current Consumption: ~30 mA (active type)

• Mounting Type: PCB mount / module form

• Dimensions: Varies (commonly ~12mm diameter)

• Polarity: Marked on casing (especially for active buzzers)

• Interface: 2-pin (VCC, GND) or module with 3-pin header (Signal, VCC, GND)