- 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
Dimensions: 1.26 in x 0.51 in x 0.39 in (3.2 cm x 1.3 cm x 1.0 cm)
Weight: 0.18 oz (5 g)