Microphone preamp with AD828 chip

Stereo audio amplifier with Bluetooth 4.0 communication. It can be powered with 12 V and has two 25 W outputs

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

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

The XH-A232 audio amplifier module is based on the TPA3110 chip, offering 30W output power for each of the two channels in class D. Its compact dimensions (53 x 45 x 14mm) and low weight (19.5g) make it ideal for DIY audio projects with high quality sound.

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)

Class A audio amplifier with one channel, 25 W. Built on the popular design of J. Hood from 1969. The set includes 2 pieces

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 2x15W amplifier module with Bluetooth XY-P15W is a compact audio device with a wide voltage range and modern Bluetooth 5.0, enabling wireless sound transmission at a distance of up to 15 meters. Thanks to built-in protection mechanisms, it ensures not only sound quality but also safe use in audio projects.

Stereo audio amplifier with Bluetooth 5.0 communication. It can be powered with the voltage from 9 to 24 V and has two outputs with a power of 50 W. Assembly kit. ZK-502C

Module containing TSH82 operational amplifier from STMicroelectronics. The system has two built-in amplifiers and each of them is available separately on the pins of the board as inverting amplifiers. Sparkfun BOB-14874

The LM4950 audio power amplifier module with a power of 3 W per channel, powered by 10-15 VDC, equipped with a 3.5 mm Jack socket for audio input and screw connections for loudspeaker outputs, is equipped with thermal and short-circuit protection. It provides good sound quality with low energy consumption, making it ideal for small audio systems

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

Stereo audio amplifier with Bluetooth 5.0 communication. It can be powered with the voltage from 5 to 24 V and has two outputs with a power of 100 W. ZK-1002L

Audio preamplifier module based on RC filters. Equipped with potentiometers to adjust bass, treble and volume level

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

Audio amplifier module 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)