Model N/A Quantity 1 Color White Material FR4 Features Octopus Passive buzzer Brick is based on a passive buzzer; it could be PWM to control the volume. Specification Working voltage: DC 3~5.5V; Interface type: Analog; Pin definition: S-Sigal V-VCC G-GND Application Capable of connecting Arduino/Freaduino compatible boards easily with various digital analog and I2C/Uart interfaces by using octopus electronic bricks Other Wide detecting scope; Fast response and high sensitivity; Simple drive circuit; Stable and long life Packing List 1 x Passive buzzer Brick 1 x Analog Sensor Cable