Microphone preamp with NE5532 chip

LM386 mono digital audio amplifier module. It has a voltage gain of 200 and is powered from 5V to 12V

TDA7266 stereo digital audio amplifier module. The system allows you to connect two speakers with an impedance of 4 to 8 Ω and a power of 7 W

TDA7297 stereo audio digital amplifier module. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 15 W

SJ2038 digital stereo audio amplifier module. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3.5 W

Digital mono audio amplifier based on the HXJ8002 chip. It has one channel with a power of 3 W and can work with speakers from 2 to 8 Ω. It is powered with the voltage from 2 V to 5.5 V

Class D stereo sound amplifier based on the Texas Instruments TPA2016D2 circuit. It can work with 4 Ω speakers with power up to 2.8 W or 8 Ω with power up to 1.7 W in stereo mode. SparkFun DEV-20690

A high-power power supply module based on the LT1083CP voltage stabilizer. It has an adjustable output voltage from 1.25 to 48 V DC and an output current of up to 10 A

Class-D mono audio amplifier module based on the MAX98357 chip. It can work with a 4 to 8 ohm speaker of up to 2.5 W and communicates via an I2S interface. DFRobot DFR0954

Stereo audio amplifier based on the TPA3116D2 chip. It can be powered from 12 to 26 V and has two 120 W outputs. XH-M543

Microphone preamplifier based on the AD828 chip. Powered with DC voltage from 9 V to 24 V or AC in the range from 8 V to 16 V

Module with class D mono audio amplifier designed for QT Py and Xiao boards. It is based on the MAX98357 system and can work with a loudspeaker from 4 to 8 Ω with a power of up to 3 W. It communicates via the I2S interface. Adafruit 5770

PAM8302 Class D mono digital audio amplifier module. The system allows you to connect one loudspeaker with an impedance of 4 to 8 Ω and a power of 2.5 W. The board is equipped with a STEMMA connector. Adafruit 5647

Mono audio amplifier module with the TDA7294 chip with a power of up to 100 W. It provides high-quality and effective audio signal amplification and good sound quality. Ideal for audio enthusiasts and professional use

Stereo audio amplifier module with the TDA7294 chip with a power of up to 100 W. It provides high-quality and effective audio signal amplification and good sound quality. Ideal for audio enthusiasts and professional use

The TDA7498 audio amplifier module offers 2x100W power, enabling connection via Bluetooth, TF card and AUX. Powered by 12-24V DC, it is compatible with speakers with a resistance of 4 to 8Ω and is characterized by compact dimensions.

The XH-A232 audio amplifier module is based on the TPA3110 chip, offering 30W output power for each of the two channels in class D. Its compact dimensions (53 x 45 x 14mm) and low weight (19.5g) make it ideal for DIY audio projects with high quality sound.