Best Audio Amplifier Boards of 2025

The DollaTek PAM8403 Amplifier is a compact audio amplifier board that operates at a voltage of 2.5-5.5V, making it versatile for various DIY projects. With a maximum output of 3W per channel at 5V with 4Ω speakers, you can enjoy powerful sound from your portable speakers or headphones. Its impressive efficiency of 90% ensures that you get the most out of your power source, prolonging battery life. Measuring just 30 x 22 x 16mm, it’s an ideal choice for those looking to save space in their audio setups.

The WANGCL ZK-MT21 Amplifier offers robust protection features, including overheat, reverse, circuit, over-voltage, and under-voltage safeguards. This ensures your audio equipment remains safe from failure, allowing you to enjoy uninterrupted sound. Its compact size makes it ideal for various applications, such as home theatres and public spaces. The copper DC connector and fence type terminal can handle large currents without overheating, providing reliable performance. Additionally, the integrated antenna enhances signal quality, boosting efficiency and reducing interference.

The DollaTek MP3 Player Module is a versatile audio solution that integrates multiple control options, including I/O subsection triggering and UART serial port control, allowing you to easily manage playback. With its onboard 5W Class D amplifier, you can directly drive 4ohm speakers for clear sound. You can also update audio files conveniently via USB connection to a computer. Additionally, the module features a 3.5mm audio interface and micro USB download interface, making it user-friendly and adaptable for various audio needs.

The DollaTek Stereo Amplifier offers versatile audio input options, including Bluetooth, AUX, USB flash disk, and computer USB sound card. This means you can easily connect your devices and enjoy seamless playback. It supports a power supply range of 8-24V, giving you flexibility in setup. The amplifier is designed for speakers ranging from 30-200W, allowing you to choose the right output for your needs. Additionally, it features a robust protection mechanism to guard against overvoltage, undervoltage, overheating, and short circuits, ensuring your equipment remains safe during use.

The Hailege LM386 Amplifier is a compact audio solution featuring an on-board LM386 chip. This chip allows you to enjoy enhanced sound quality at operating voltages between 5 to 12V, making it versatile for various applications. Its unique 200 multiplier circuit design significantly boosts audio performance, ensuring a richer listening experience. Additionally, the on-board speaker wiring block simplifies the connection process, providing you with convenience when setting up your audio system.

The Hayatec VHM-314 Receiver offers advanced Bluetooth 5.0 technology for seamless audio streaming. It features a universal Micro USB 5V power supply, allowing you to connect it easily to various power sources, including batteries. The module supports multiple configurations, enhancing compatibility with different devices. An LED indicator provides clear visual feedback on the Bluetooth mode, making it user-friendly. With a standard 3.5mm stereo audio interface, you can effortlessly connect headphones or amplifiers for an enriched listening experience.

The Hailege TDA2050 Amplifier is an efficient digital mono audio amplifier board designed to enhance your audio experience. With a versatile input voltage range of DC/AC 5-24V, you can easily connect it to various power sources. The output power ranges from 5W to 120W, ensuring it can drive a wide array of speakers effectively. This means you can enjoy rich, clear sound at different volume levels, catering to both quiet listening and more dynamic audio environments.

The Fasizi XPT8871 Amplifier is a compact audio amplifier board that utilises advanced XPT8871 chips, ensuring both short-circuit and over-temperature protection for safe operation. With a wide voltage range of DC 3.7-5V, you can easily integrate this amplifier into various projects while enjoying a maximum output power of 5W. Its mono stereo capability means you will experience clear sound without noisy interference. Additionally, the reasonable circuit design guarantees stable performance, making it an excellent choice for enhancing your audio setups.

The Garosa Audio Amplifier is designed for both electronic and music enthusiasts. It operates on a general power supply of DC 12-14.5V, making it versatile for various setups. With a high power output of 41W across four channels, it delivers impressive sound for your audio projects. Its compact design ensures easy installation in tight spaces, allowing you to optimise your setup without hassle. The amplifier also utilises an IC chip and BTL output mode, providing better sound quality that enhances your listening experience.

The Fasizi TA2024 Amplifier is a compact digital audio amplifier board designed for easy installation with any passive 4 or 8Ω speaker. Its ultra-small size makes it convenient to integrate into your sound system without taking up much space. With two large filter capacitors, it ensures a stable and clear audio output, enhancing your listening experience. Additionally, the built-in short-circuit and over-temperature protection provide peace of mind, safeguarding your equipment during use.