Bone Conduction Kit - a set with a vibration generator

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

Gravity: UART MP3 Voice Module is an MP3 sound player module with a built-in 8 MB memory. It is powered by 3.3-5V and controlled by the UART interface. DFRobot DFR0534

Module with an analog sound intensity sensor. It enables measurement in the range from 30 dB to 130 dB with a measurement error of ± 1.5 dB. The module returns the output voltage in the range of 0.6 to 2.6 V. DFRobot SEN0232

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

Stereo audio level indicator module. Equipped with 32 blue LEDs (16 per channel)

Audio module with speakers designed to work with the Raspberry Pi Pico. Waveshare Pico-Audio

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.

A set with an analog audio level indicator in the form of a panel meter. Powered with AC or DC voltage from 6 to 12 V. It consists of two VU meters, module and wires

Audio module with DAC, stereo amplifier and display, designed to work with the Raspberry Pi. Pimoroni PIM484

The LM4950 audio power amplifier module with a power of 3 W per channel, powered by 10-15 VDC, equipped with a 3.5 mm Jack socket for audio input and screw connections for loudspeaker outputs, is equipped with thermal and short-circuit protection. It provides good sound quality with low energy consumption, making it ideal for small audio systems

Analog audio level indicator in the form of a panel meter. Powered with AC or DC voltage from 6 to 12 V, it has a built-in green backlight

Crossover for woofers with a division frequency of 300 Hz. Works with 4 to 8 ohm speakers and offers up to 200 watts of power

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

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

Two-way loudspeaker crossover with a crossover frequency of 3000 Hz. It works with speakers with an impedance of 2 to 8 Ω and offers power up to 220 W

The MP23ABS1TR is a compact, low-power microphone featuring a capacitive sensor and IC interface. The sensing element, capable of detecting acoustic waves, is manufactured using a specialized silicon micromachining process to produce audio sensors