Octopus Passive buzzer Brick is based on a Vibration sensor, High Sensitivity Vibration Detection Sensor - Golden.

Specification

• Power supply needs: 5V
• Interface type: digital
• Pin Definition: S-Sigal V-VCC G-GND
• Wide detecting scope
• Fast response and High sensitivity
• Simple drive circuit
• Stable and long life
• Model: 801s
• Color: Golden + Black
• Material: Gold plated
• Super wide vibration detect range
• No direction limit
• 60,000,000 times vibration (Gold plated on pins)
• Pitch: 0.8cm
• Low loss, sensitivity adjustable by electric circuit
• Suitable for alarm device and electronic lock
• Size: 19x27mm