PAM8403 2x3W audio amplifier module with potentiometer

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

Module with two operational amplifiers OPA627

Audio module with DAC, stereo amplifier and display, designed to work with the Raspberry Pi. Pimoroni PIM484

The module with a digital stereo audio amplifier is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance of 6 Ω or 8 Ω with a power of 6 W per channel

Module with LM386 audio amplifier and loudspeaker. The board is equipped with a Grove connector and is controlled by a PWM signal. Seeed Studio 107020001

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

Audio preamplifier based on the NE5532 chip. Powered with DC voltage in the range from 9 to 35 V (does not require symmetrical voltage)

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

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

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

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

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

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

Class D digital audio amplifier. It has two channels with a power of 160 W and can work with speakers from 4 to 8 Ω. It is powered with the voltage from 15 to 36 V.

The TDA7377 2x35W audio amplifier module is a compact device providing powerful stereo sound with a power of 70W (2x35W per channel). With a wide voltage range, a variety of speaker configurations and compact dimensions, it is an ideal solution for improving sound quality in a variety of audio applications.

Zeenko ZK09-UM is a compact low-noise RF amplifier operating in the 100 kHz to 10 GHz band, powered via USB-C and equipped with on-chip bias technology. It provides high linearity, stable gain, and a wide operating bandwidth, serving as an alternative to popular microwave amplifiers in laboratory and measurement applications.