Optical converter to 2xRCA

Audio player with HiFi amplifier in aluminum housing. It allows you to play files from USB memory, SD card, via the audio connector and Bluetooth. It has a built-in FM receiver

Stereo Power Amplifier

Bluetooth audio receiver module enclosed in a housing that enables wireless transmission of sounds. It is equipped with a PCB antenna, microphone, 3.5 mm audio jack and control buttons

Two-way speaker crossover with a division frequency of 2500Hz/3000Hz. Works with 4 to 8 ohm speakers and offers up to 250 watts of power

Module with PDM microphone. It allows you to receive a sound signal and send it using PDM modulation. Adafruit 3492

Stereo audio amplifier with Bluetooth communication. It can be powered with the voltage from 8 to 26 V and has two outputs with a power of 50 W. The set includes a remote control

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

WAV files player module. It is based on a DAC converter and an audio amplifier, there is a 3.5 mm audio output on the board. The files are played from the microSD card. Adafruit 94

MP3 panel with LCD display for installation in the audio device. It allows you to play files in MP3, WAV and WMA format from USB memory, microSD card, via AUX and Bluetooth 5.0. It has a built-in FM receiver

Class D stereo sound amplifier based on the Texas Instruments TPA2016D2 circuit. It can work with 4 Ω speakers with power up to 2.8 W or 8 Ω with power up to 1.7 W in stereo mode. SparkFun DEV-20690

Module with a multi-channel WAV player. It allows you to mix 32 mono or 18 stereo tracks with the ability to connect to any MIDI controller. It has 8 mono or 4 stereo audio outputs. SparkFun WIG-18159

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

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

Expansion module with stereo audio output equipped with LM4550 chip with AC\'97 codec. It allows you to play and record high-quality stereo sounds. Numato Lab EXPAUD003

The ICS43434 digital MEMS microphone module with an I2S interface that eliminates the need for A/D conversion and provides clean audio output in the range of 50 Hz to 15 kHz. With channel selection and low current consumption, it is suitable for stereo systems, voice recognition and portable applications. Compatible with popular microcontrollers, it provides high quality sound with low noise. Adafruit 6049

Three-way crossover with a crossover frequency of 900 Hz and 5000 Hz. It works with speakers with an impedance of 5 to 8 Ω and offers power up to 150 W