The 5W Speaker (2 Inch) is a compact full-range dynamic speaker designed to deliver clear audio for DIY audio amplifiers, Bluetooth speakers, multimedia systems, Arduino audio projects, intercoms, and portable electronic devices. With a 5W power rating and 2-inch diameter, it offers a good balance of sound quality, efficiency, and compact size.
Features
- Full Name: 5W 2-Inch Full-Range Speaker
- Compact full-range speaker
- Clear sound reproduction
- Lightweight and durable construction
- Easy solder terminal connections
- Compatible with Class-D amplifier modules
- Low distortion audio output
- Suitable for DIY and embedded audio projects
Specifications
| Specification | Value |
|---|---|
| Product Type | Dynamic Speaker |
| Speaker Type | Full-Range |
| Rated Power | 5W |
| Peak Power | 10W |
| Speaker Diameter | 2 Inch (Approx. 50 mm) |
| Rated Impedance | 4Ω |
| Frequency Response | 200 Hz – 18 kHz (Typical) |
| Sensitivity | Approx. 85–88 dB |
| Magnet Type | Ferrite |
| Voice Coil Diameter | Approx. 20 mm |
| Terminal Type | Solder Terminals |
Terminal Configuration
| Terminal | Description |
|---|---|
| Positive (+) | Audio Positive Input |
| Negative (−) | Audio Negative Input |
Note: Connect the speaker with the correct polarity when using multiple speakers to maintain proper phase and sound quality.
Applications
- DIY Bluetooth speakers
- Audio amplifier kits
- Portable speaker systems
- Arduino audio projects
- ESP32 voice applications
- Intercom systems
- Multimedia devices
- Educational electronics
- DIY electronic projects
Advantages
- Clear full-range sound
- Compact and lightweight
- Easy installation
- Durable construction
- Low distortion
- Compatible with most amplifier modules
- Cost-effective
Size
| Specification | Value |
|---|---|
| Speaker Diameter | Approx. 50 mm (2 Inch) |
| Mounting Depth | Approx. 22 mm |
| Mounting Hole Spacing | Approx. 58 mm (Model Dependent) |
| Weight | Approx. 45 g |
Package Includes
- 1 × 5W 2-Inch Full-Range Speaker
Note: For optimum performance, use this speaker with a compatible 4Ω audio amplifier rated between 3W and 5W RMS. Avoid applying power beyond the rated limits, as excessive power or amplifier clipping may permanently damage the speaker.








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