KY-012 Module with speaker (active)

The KY-012 active buzzer module produces a single-tone sound when a high-level signal is applied.

KY-012 technical data

The module consists of an active buzzer, which has a built-in generator inside. Therefore, for its operation, it is necessary to simply apply a constant voltage.

It is impossible to set the sound frequency with this module. Here it is constant - approximately equal to 2.5 kHz.

Voltage 3.5 V ~ 5.5 V

Maximum current 30 mA at 5 V

Resonance frequency 2.5 kHz ± 300 Hz

Minimum sound output 85 dB

Ambient temperature -20 ° C ~ 70 ° C

Board size 18.5 mm x 15 mm

Tags: KY-012 Module with speaker (active), 101012