Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Operating Voltage	3.3V - 5V DC
Trigger Signal	High/Low Level Selectable
Buzzer Type	Active & Passive Support
Interface	3-Pin PH2.0 Connector
PCB Dimensions	32mm x 14mm x 5mm
Net Weight	3.5 grams
Current Consumption	< 30mA @ 5V
Sound Output	85dB ± 3dB at 10cm
Board Material	FR-4 Fiberglass
Compatibility	Arduino, ESP32, Raspberry Pi

5 reviews

Anonymous

Mar 26, 2026

Rating: 5/5

Perfect alarm sensor

Using this for a door alert system. Loud enough and reliable.

Anonymous

Mar 14, 2026

Rating: 5/5

Fast shipping

Arrived quickly and well packaged. Tested and working.

Anonymous

Mar 09, 2026

Rating: 4/5

Solid build quality

Good component for the price. Pins are a bit tight but manageable.

Anonymous

Jan 30, 2026

Rating: 5/5

Great for Arduino Projects

This module works perfectly with my Uno. The high-level trigger is easy to configure.

Anonymous

Jan 20, 2026

Rating: 3/5

Learning curve

Had trouble distinguishing active vs passive modes at first. Documentation helped.

5 FAQ

Q: Can I use this outdoors?

A: The board is not waterproof. We recommend using it indoors or in a protected enclosure.

Q: Does this work with 3.3V logic?

A: Yes, the module supports operating voltages between 3.3V and 5V DC.

Q: What is the difference between active and passive here?

A: Active buzzers have an internal oscillator, passive ones require an external square wave signal.

Q: What connector type is used?

A: It uses a standard 3-Pin PH2.0 connector compatible with most sensor modules.

Q: Is a library available for Arduino?

A: Standard digital write functions work. No specific library is required for basic operation.

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