Gravity: Digital Speaker Module - a digital module with a speaker

Audio amplifier module with three output channels. It can be powered with the voltage from 12 to 18 V and has two outputs with a power of 10 W (left and right) and one with a power of 20 W (bass)

A stereo tube preamplifier based on 6K4 tubes. Designed for use with active speakers or an additional amplifier and passive speakers. SUCA-AUDIO TUBE-T1

Module with an AB class amplifier based on the Boomer® LM4853 system. It can work in two modes: mono (power 1.5 W, load 4 Ω) or stereo (power 300 mW, load 8 Ω). It has a potentiometer for power control and gain control for the left and right channel. SparkFun DEV-14475

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

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

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 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 16 Ω. It is powered with the voltage ranging from 9 to 24 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.

4-channel stereo audio mixer in a metal housing. It has one output, on which the summed signal from 4 inputs is available. It is powered with the voltage from 5 to 12 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.

A stereo tube preamplifier based on 6K4 tubes. Designed for use with active speakers or an additional amplifier and passive speakers. FX-AUDIO Tube-03

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

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 active low-pass filter. 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)