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$15.9
Modulino Buzzer module, dual Qwiic (I2C) interfaces, supporting audible alarms, prompt tones, and simple sound effects.

The Modulino™ Buzzer is a compact sound output module equipped with a buzzer. It can be program-controlled to emit sounds at different frequencies, enabling audible alarms, status prompts, and simple sound effect feedback. The module uses a Qwiic interface design, allowing convenient connection to Arduino development boards and other Modulino™ series modules. It is suitable for smart homes, interactive installations, IoT devices, and electronic maker projects.
| Parameters | Specifications |
|---|---|
| Buzzer model | PKLCS1212E4001-R1 |
| Control chip | STM32C011 |
| Buzzer type | Piezo buzzer |
| Typical frequency | 4000Hz |
| Sound pressure level | ≥75 dB |
| Communication interface | Qwiic (I2C) |
| I2C address | Default 0x1E |
| Connector interface | 2 × Qwiic |
| Operating voltage | 3.3V |
| Typical operating current | 6.4mA |

