TDA2030A 18W 6-12V mono audio amplifier module

Audio module with DAC converter and mono amplifier, designed to work with the Raspberry Pi. Pimoroni PIM541

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

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

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. 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 from 11 to 26 V

The module with digital stereo audio amplifier is equipped. The system allows you to connect two speakers with an impedance from 4 Ω to 8 Ω and a power of 15 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

Stereo audio amplifier with Bluetooth 4.2 communication. It can be powered with the voltage from 19 to 24 V and has two outputs with a power of 80 W

The 2x40W Bluetooth amplifier module XY-P40W is a versatile audio amplifier with a wide voltage range and Bluetooth 5.0 compatibility, enabling wireless audio transmission at a distance of up to 15 meters. It has protective mechanisms that make it not only a powerful but also a safe tool for designing your own audio devices.

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

Zeenko ZK06-BM is a portable, low-noise RF amplifier with battery power, operating in the 10 MHz – 6 GHz band. It offers high gain stability, good overload resistance and full compatibility with spectrum analyzers, including tinySA ULTRA. Particularly recommended for measurement applications and antenna systems.

The module with a digital stereo audio amplifier is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance from 4 Ω to 8 Ω and a power of 15 W per channel

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 2 to 8 Ω. Powered with DC voltage from 12 to 24 V. Fosi Audio BT20A

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)

4-channel stereo audio mixer module. It has one output to which the summed signal from 4 inputs comes out. It is powered with the voltage from 5 to 12 V

Module with two operational amplifiers OPA627