The 5W 4Ω Speaker is a compact full-range loudspeaker designed to deliver clear, powerful, and balanced audio for a wide range of electronic devices and embedded systems. Featuring a 5 Watt power rating and 4 Ohm impedance, this speaker is ideal for voice playback, multimedia applications, Bluetooth speakers, alarm systems, intercoms, DIY electronics, and industrial equipment.

With its slim 90 × 30 × 19mm rectangular design, this speaker is perfect for installations where space is limited while maintaining excellent sound quality. It can be used with Arduino, ESP32, Raspberry Pi, MP3 modules, Bluetooth audio amplifiers, voice announcement systems, and other low-voltage audio projects.

BDTronics offers high-quality electronic components and audio accessories in Bangladesh for engineers, manufacturers, educational institutions, repair professionals, and electronics enthusiasts.

Features:

• High-quality full-range speaker

• 5W rated output power

• 4 Ohm impedance

• Clear voice and music reproduction

• Compact rectangular design

• Durable construction for long service life

• Low distortion audio output

• Lightweight and easy to install

• Suitable for embedded audio systems

• Compatible with various audio amplifier modules

• Reliable performance for continuous operation

Specifications:

• Product Type: Full Range Speaker

• Rated Power: 5W

• Impedance: 4Ω

• Dimensions: 90 × 30 × 19 mm

• Speaker Type: Dynamic Speaker

• Audio Output: Mono

• Mounting Type: Panel Mount

Applications

• Bluetooth speaker projects

• Arduino audio projects

• ESP32 voice applications

• Raspberry Pi multimedia projects

• MP3 player modules

• Voice playback systems

• Smart home devices

• Alarm systems

• Intercom systems

• Multimedia equipment

• Electronic toys

• Industrial control equipment

• DIY electronics

• Embedded audio systems

• Educational projects

• Replacement speaker for electronic devices

How to Use

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

• Ensure the amplifier supports a 4Ω speaker load for optimum performance.

• Do not exceed the rated 5W output power.

• Observe proper wiring polarity if required by the audio circuit.

• Mount the speaker securely inside the enclosure to minimize vibration and improve sound quality.

Package Includes

• 1 × 5W 4Ω Full Range Speaker (90 × 30 × 19mm)

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