Name: Wchiuoe Buzzer Module Passive Alarm Module Low Level Trigger Buzzer Timer Alarm Equipment Buzzer Passive Buzzer
Brand: Wchiuoe
SKU: 0V6C4N5ULB4H
Availability: OutOfStock

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Wchiuoe Buzzer Module Passive Alarm Module Low Level Trigger Buzzer Timer Alarm Equipment Buzzer Passive Buzzer

<ul><li>The module is driven by 9012 transistor.Uses 3 pin control port.</li><li>In some special cases, a control port can be multiplexed with the LED.</li><li>The sound frequency is controllable, and the effect of ''do re mi fa so la si do'' can be made.</li></ul>

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Features: <ol><li>Passive buzzer without oscillating source inside, so if you use DC signal, you can't make it scream. It must be driven by a square wave of 2K~5K.</li><li>The sound frequency is controllable, and the effect of ''do re mi fa so la si do'' can be made.&nbsp;</li><li>In some special cases, a control port can be multiplexed with the LED.</li><li>Equipped with fixture nuts for convenient mounting.</li><li>The module is driven by 9012 transistor.Uses 3 pin control port.</li></ol> Specification: Item Type:Passive Buzzer Working Voltage:3.3~5V Small Printed Circuit Board Size:3.3 x 1.3cm / 1.3 x 0.51in Module Pin: VCC :to External 3.3~5V&nbsp; GND:to External GND&nbsp; I/O :to Microcontroller IO port Package List: 5 x Passive Buzzer Module

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