PAM8403 2x3W stereo audio amplifier module

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

The PAM8403 class D stereo digital audio amplifier module is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3 W

2-channel stereo audio mixer module. It has four outputs, on which the summed signal from 2 inputs is available. It is powered with the voltage from 5 to 19 V

Expansion module with audio and video outputs dedicated to Raspberry Pi Pico boards. It has a VGA output, SD card slot, audio outputs and control buttons. Pimoroni PIM553

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 D stereo digital audio amplifier module PAM8403. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3 W

100 W audio signal converter that reduces the speaker signal from the player to the level of RCA inputs. It allows you to connect the radio to an external power amplifier

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.

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

Stereo audio amplifier based on the TDA7492 chip. It can be powered with the voltage from 10 to 26 V and has two outputs with a power of 50 W

Zeenko ZK05-BM is a low-noise, wideband RF amplifier with battery power, intended for operation in the 100 kHz – 6 GHz band. It offers stable gain, low distortion and a compact form, ideal for mobile, measurement and radio applications.

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

The TPA3116DA 150W XH-M544 audio amplifier module is a compact device with a wide input voltage range (12-26V) and output power up to 150W (100W recommended), ensuring clear sound with a signal-to-noise ratio of 100dB. The small size (77 x 73 x 19mm) makes it an ideal choice for a variety of audio projects.

LM386 mono digital audio amplifier module. It has a voltage gain of 200 and is powered from 5V to 12V

Module with audio amplifier and 8 Ω speaker with a power of 1 W. The board is equipped with a STEMMA connector. Adafruit 3885

Single-channel audio amplifier up to 100 W.