Audio preamplifier module with NE5532 chip

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

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

Class AB audio amplifier with three output channels. It can be powered with AC voltage from 8 to 18 V and has two outputs with a power of 18 W (left and right) and one with a power of 20 W (bass)

An audio module with a DAC converter and a stereo amplifier designed to work with the Raspberry Pi. Adafruit 3346

A sound card in the form of a small device with a USB plug, designed to work with the Raspberry Pi and NVIDIA Jetson Nano minicomputer. Waveshare USB TO AUDIO

Sound card in the form of an expansion module with a USB adapter designed for NVIDIA Jetson Nano development kits. Waveshare Audio Card for Jetson Nano

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,

A set with an audio amplifier with a power of 350 W dedicated to the bass column (subwoofer)

Audio amplifier with three output channels. It can be powered with the voltage from 12 to 24 V and has two outputs with a power of 50 W (left and right) and one with a power of 100 W (bass). Equipped with Bluetooth 5.0 communication

Class D mono digital audio amplifier module PAM8302. The system allows you to connect one loudspeaker with an impedance from 4 to 8 Ω and a power of 2.5 W

Class D digital audio amplifier with Bluetooth 5.0 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 ranging from 9 to 24 V

Audio module with DAC, headphone amplifier and display, designed to work with the Raspberry Pi. It is based on the PCM5100A system and communicates via the I2S interface. Pimoroni PIM482

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

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

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

Audio amplifier module with three output channels. It can be powered with the voltage from 18 to 24 VAC and has two outputs with a power of 100 W (left and right) and one with a power of 120 W (bass)