TDA2030A 18W 6-12V mono audio amplifier module

LM386 audio amplifier module in a set with a loudspeaker. The board is equipped with a Grove connector and is controlled by a PWM signal. Seeed Studio 101020853

Stereo Power Amplifier

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

2-channel stereo audio mixer in a metal housing. It has four outputs, on which the summed signal from 2 inputs is available. It is powered with the voltage from 5 to 19 V

Audio module with 8 Ohm loudspeaker and 8002B amplifier. It can be used as a buzzer and also play high-quality sound. The volume is controlled by a potentiometer. DFRobot FIT0449

Class D digital audio amplifier. It has two channels with a power of 50 W and can work with speakers from 4 to 8 Ω. It is powered with the voltage from 11 to 26 V

HiFi stereo tube amplifier based on 6J1 and 6P1 tubes. Designed for use with loudspeakers up to 3 W and an impedance of 4 Ω or 8 Ω

Microphone preamplifier based on the NE5532 chip. Powered with DC voltage from 9 V to 24 V or AC in the range from 8 V to 16 V

Class D digital audio amplifier with Bluetooth module. It has two channels with a power of 50 W and can work with speakers from 4 to 8 Ω. It is powered with the voltage in the range from 9 to 24 V. NS-01G

The preamplifier module with the NE5532 chip offers high sound quality in a compact form with dimensions of 96 x 39 mm. Powered by DC 12-24V, it is perfect for everyone who looking for a solid and reliable solution at an affordable price

LM386 audio amplifier module. It is supplied with the voltage ranging from 4 to 12 V. The set includes an 8 Ω, 0.5 W loudspeaker. DFRobot DFR0064

TPA3110 digital stereo audio amplifier module. The system allows you to connect two speakers with an impedance from 4 Ω to 8 Ω and a power of 15 W

Module with active low-pass filter. Dedicated to the bass column (subwoofer)

Stereo audio amplifier with Bluetooth communication. It can be powered with the voltage from 8 to 26 V and has two outputs with a power of 50 W. The set includes a remote control

Class D PAM8304 stereo digital audio amplifier module. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3 W

Audio module with DAC converter and mono amplifier, designed to work with the Raspberry Pi. Pimoroni PIM541