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An Active buzzer is present inside with shock source, so as long as the electricity will call 2 Program control convenient, single chip microcomputer a high and low level can make the sound, and the passive buzzer is can't do.
Specifications:
- · Module using S8550 transistor drive
- · Operating voltage 3.3V-5V
- · With a fixed bolt hole, easy to install
- · Small board PCB size: 3.2cm * 1.3cm approx
- · When the I/O port input low, the buzzer Sound
- · VCC External 3.3V-5V voltage (can be directly connected with the 5V microcontroller and 3.3V microcontroller)
- · GND External GND
- · I/O external microcontroller IO port
- · 1 x DC-5V Active Buzzer Module
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