Compact buzzer module with transistor driver to protect I/O pins from overloading. Designed to interface to a arduino or other micro controllers.3.3 V to 5 V Operating Voltage Works without the need of a separate transistor Mounting Hole.

Features:

• Power: 3.3-5VDC
• Frequency: Single 3.1KHz tone
• Sound Level: 80db
• 3 Pin Interface and Power
• SPI single line data line. TTL compatible
• Set includes Board and 6in. Interconnect jumpers.

Pin Out:

• VCC (3.3 V to 5 V)
• GND
• I/O Control

Package Include:

• 1 x Digital Buzzer Module