Passive Low Level Buzzer Alarm Module for Arduino (Works with Official Arduino Boards)
Quantity: 1 - Color: Blue - Material: PCB - Passive buzzer need input oscillation frequency in the I / O ports and the buzzer will sound - Module description: - Module using S8550 transistor drive - Operating voltage: 3.3V~5V - Fixed bolt holes for easy installation - Small PCB size: 3.2cm x 1.3cm - Module interface description (3-wire) - VCC external 3.3V-5V voltage (can be directly connected to the 5V microcontroller and 3.3V microcontroller) - GND external GND - I / O external microcontroller IO port - Packing list: - 1 x Buzzer alarm module