This is a Small PCB Mountable 3-12Volt Active Electromagnetic Buzzer. It is great to add Audio Alert to your electronic designs. It operates on 3-12Volt supply, uses a coil element to generate an audible tone. Technical Specifications: Rated Voltage: 3-12Volt Operating Voltage: 4-8 V DC Rated current: <30 mA Sound Type: Continuous Beep Resonant Frequency: ~2300 Hz Small and neat sealed package Applications- Alarming Circuits, where the user has to be alarmed about something Communication equipment Automobile electronics Portable equipment, due to its compact size Package Includes: 1 Piece- Buzzer-Big (3-12)V Piezoelectric Active Note: Product Image only Illustration Purpose original Product May be differ.