Audio amplifier 2x3W 5V class D 2.1 stereo 20-20 kHz speaker module
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Description
Audio amplifier 2x3W 5V class D 2.1 stereo 20-20 kHz speaker module
2x3W 5V audio amplifier module is a compact, high-performance solution for amplifying sound in DIY systems and audio projects. Thanks to its class D design, it offers low energy losses and 90% efficiency. It can operate over a wide temperature range from -40°C to 85°C, making it resistant to harsh environmental conditions. The module provides excellent frequency response from 20 Hz to 20 kHz, resulting in clear and powerful sound. It is an ideal solution for small audio projects, portable speakers, and many other applications where sound quality and efficiency matter. The module is an excellent choice for ESP8266, for ESP32, for Arduino, and for Raspberry Pi.
Key technical specifications
- Supply voltage: 5V
- Output power: 2x3W
- Output speaker impedance: 4-8 Ohm
- Class: D
- Efficiency: 90%
- Operating temperature: -40°C to 85°C
- Frequency response: 20 Hz - 20 kHz
- Dimensions: 21.5mm x 18.5mm x 3.5mm
Benefits
- High efficiency at 90% enables energy savings in battery-powered projects.
- Compact dimensions make installation easy in small enclosures and portable devices.
- Wide operating temperature range ensures stable operation even in demanding conditions.
- High sound quality thanks to full frequency response from 20 Hz to 20 kHz.
- Easy integration with popular microcontroller platforms simplifies advanced project development.
Example applications
- Building your own portable wireless speakers.
- Interactive toy projects with sound effects.
- Notification and alarm systems in smart home installations.
- Compact music players built with Arduino or Raspberry Pi.
- Expanding audio systems in miniature DIY projects.
Shipping costs
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