{"title":"Passive Buzzer","handle":"passive-buzzer","url":"/products/passive-buzzer","description":"\nWith the passive buzzer you can control the volume by PWM.\n\nA passive buzzer requires an AC signal to make a sound. It is like an electromagnetic speaker, where a changing input signal produces the sound, rather than producing a tone automatically.\n\nPower supply needs: 5V\n\nInterface type: Analog\n\nTutorial\n","vendor":"Little Bird","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":3323,"title":"Default Title","sku":"LB-LR0289","price":0.86,"on_sale":false,"in_stock":true,"available_quantity":85,"option1":"Default Title"}]}