32 LED stereo audio level indicator

Class D mono digital audio amplifier module PAM8302. The system allows you to connect one loudspeaker with an impedance from 4 to 8 Ω and a power of 2.5 W

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 50 W. Assembly kit. ZK-502L

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

Sound Sensor

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

BOB-11044 OSHWTPA2005D1 class D audio amplifier module. The chip can work with a loudspeaker up to 1.4 W and 8 Ohm. SparkFun BOB-1104

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. Has a built-in FM receiver. modBluAudRad

Bluetooth 4.2 audio receiver. It allows you to play files via Bluetooth and supports WAV, WMA APE, MP3 and FLAC formats. MH-M18

50 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. Fwaeh FH-103

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

A module with an electret microphone and amplifier that will allow you to detect voice, clap, slam doors and other sounds using an analog or digital output. SparkFun SEN-14262

Audio module based on a 32-bit PCM5102A DAC converter intended for cooperation, among others with Raspberry Pi minicomputers. Communication via the I2S interface. GY-PCM5102

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.

Audio amplifier with three output channels. It can be powered with the voltage from 5 to 26 V and has two outputs with a power of 50 W (left and right) and one with a power of 100 W (bass). Equipped with Bluetooth 5.0 communication. XY-S100L

A module with a MEMS microphone and an amplifier that will allow you to detect a voice, a clap or a door slam. The board has an analog output. SparkFun BOB-19389

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