The 3W 4Ω Speaker is a compact full-range loudspeaker designed for clear and reliable audio output in electronic devices, DIY projects, embedded systems, multimedia equipment, alarms, and voice playback applications. With a 4 Ohm impedance and 3 Watt power rating, this speaker delivers crisp sound reproduction while maintaining low power consumption.

Its compact 52 × 52 × 24mm design makes it suitable for space-constrained applications including Arduino, ESP32, Raspberry Pi, MP3 players, voice modules, Bluetooth audio projects, intercom systems, smart home devices, and portable electronic products.

Built with durable materials for long-lasting performance, this speaker is ideal for hobbyists, engineers, educators, and manufacturers. BDTronics supplies quality electronic components and audio accessories in Bangladesh for professional and DIY electronics projects.

Features:

• High-quality full-range speaker

• 3W rated output power

• 4 Ohm impedance

• Clear and balanced sound output

• Compact and lightweight design

• Durable construction

• Easy to integrate into electronic projects

• Suitable for low-voltage audio applications

• Ideal replacement speaker for electronic devices

• Reliable performance and long service life

Specifications:

• Product Type: Full Range Speaker

• Rated Power: 3W

• Impedance: 4Ω

• Speaker Size: 52 × 52 × 24 mm

• Mounting Type: Panel Mount

• Audio Output: Mono

• Construction: Dynamic Speaker

Applications

• Arduino audio projects

• ESP32 voice applications

• Raspberry Pi audio projects

• MP3 player projects

• Bluetooth speaker systems

• Voice playback modules

• Alarm systems

• Smart home devices

• Electronic toys

• Intercom systems

• DIY electronics

• Educational projects

• Industrial control equipment

• Embedded systems

• Portable electronic devices

• Audio prototypes

How to Use

• Connect the speaker to a compatible audio amplifier or audio output module.

• Ensure the amplifier output matches the 4Ω impedance and 3W power rating.

• Observe correct wiring polarity when required.

• Avoid applying power beyond the rated specification to ensure long speaker life.

• Mount securely using suitable brackets or screws if required by your enclosure.

Package Includes

• 1 × 3W 4Ω Speaker (52 × 52 × 24mm)

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