PAM8403 2x3W stereo audio amplifier module

Class A power amplifier with two channels, 45 W. Built on the popular J. Hood design from 1969

WM8960 stereo codec module with driver for 1W class D speakers and headphones. It uses the I2S interface and the I2C bus to configure the system. SparkFun BOB-21772

Digital audio amplifier dedicated to woofers. It has one channel with a power of 50 W each and can work with speakers from 4 to 8 Ω. It is powered with the voltage from 8 to 25 V

Class D mono audio amplifier module with MAX98357 chip. It can work with a 4 to 8 Ω loudspeaker with a power of up to 3 W and communicates via the I2S interface. modMAX98357

The XH-A902 preamplifier module with the NE5532 chip provides a fivefold increase in sound power, operating in the voltage range of 12-30V. Using the renowned NE5532 chip, it offers excellent amplification in two channels,

Class D digital audio amplifier with Bluetooth 5.0 module. It has two channels with a power of 300 W and can work with 4 Ω speakers. Powered by alternating voltage 230 V

Class A power amplifier with one channel (mono) with the power of 10 W. Built on the popular design of J. Hood from 1969

The TPA3116D2 amplifier module is a digital class D amplifier, offering 2x50W of power for stereo channels and 100W for the subwoofer, powered by 12V-24V. Thanks to the built-in NE5532 low-pass filter, it provides clean bass sound, and three potentiometers allow you to adjust the volume and cutoff frequency.

The module with a digital stereo audio amplifier is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance from 4 Ω to 8 Ω and a power of 15 W per channel

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

Class A power amplifier with one channel, 10 W. Built on the popular design of J. Hood from 1969. The set includes 2 pieces for self-assembly

MP3 panel with a HiFi amplifier for installation in an audio device. It allows you to play files from USB memory, SD card, via the audio connector and Bluetooth. It has a built-in FM receiver

A module with an active low-pass filter based on NE5532 systems. Dedicated to the bass column (subwoofer)

Module with the PAM8904 controller designed specifically to control piezoelectric elements. The amplifier operates over a wide frequency range, up to 300 kHz, and allows for gain up to approximately 13 Vpp. Adafruit 5791

The board has a class D amplifier onboard that can drive 2 channels of 4-8 ohm impedance speakers at 20W each. Adafruit 1752

LM386 mono digital audio amplifier module. The system allows you to connect a loudspeaker with a power of up to 10 W. Kit for self-assembly