DFR0032

This is a simple sound making module that you can use High/Low to drive it. Simply change the frequency at which it buzzes, you can hear different sounds. It is widely used in many applications such as simple alarms and refrigerators but it is ideal for interactive school projects.

• Wide voltage range from 3.3V to 5V
• Standard assembly structure (two 3mm mounting holes with multiple of 5mm as interval)
• Digital interface
• Plug and play 3-pin Gravity interface