€1,75
Passive Buzzer Module
Passive Buzzer Module
Working voltage: 3.5-5.5V
Working current: PCB
Dimension: 18.5mm x 15mm (L x W)
Feature: No oscillation source, need square wave (frequency 2K-5K) to drive.
Sound frequency control, you can make a "do re mi fa sol la si" effect.
€1,75