Audio signal adapter (assembly kit)

Module with VS1000D chip and SPI Flash memory, which allows you to play sounds in Ogg Vorbix and WAV format stored on a SPI Flash memory. SparkFun DEV-14006

Bluetooth 4.2 audio receiver with 5W stereo amplifier per channel. It allows you to play files via Bluetooth interface and supports WAV, APE, MP3 and FLAC formats. MH-M38

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, SD card, via AUX and Bluetooth 5.0. Has a built-in FM receiver. modBluAud

Digital audio level indicator consisting of 56 LEDs per channel. Powered by a micro USB connector, it can work with audio players, telephones or computers or display the audio level on the basis of reading from the built-in microphone

The VM-CLAP1 Hand Clap Sensor from Verbal Machines is a low-power, microprocessor-based audio sensor that can detect hand claps or finger snaps while ignoring background noises such as human speech or music. Pololu 2580

Audio level indicator module. It is based on the KA2284 chip and has 5 LEDs in yellow, red and green

A module with an electret microphone, amplifier and ADC converter dedicated to micro: bit. It communicates via the I2C interface. SparkFun SEN-15289

Class D PAM8410 class D stereo digital audio amplifier. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 15 W per channel

Sound recording module with I2C interface. It can store sounds up to 100 seconds long. DFRobot SEN0197

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.

MP3 panel for installation in the audio device. It allows you to play files in MP3 format from a USB memory or a microSD card. It has a built-in 3.5mm Jack connector with an audio output

Module for recording sounds, which can store recordings up to 20 seconds. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 107020007

Audio module with 8 Ohm loudspeaker and 8002B amplifier. It can be used as a buzzer and also play high-quality sound. The volume is controlled by a potentiometer. DFRobot FIT0449

Crossover for tweeters with a crossover frequency of 3400 Hz. It works with speakers with an impedance of 4 to 8 Ω and offers power up to 60 W

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

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.