uxcell 20x Aluminum Housing Stereo 46dB Full-Directional Electret Microphone

uxcell 10 Pcs 6mm x 3.5mm 2 Wire Cable MIC Capsule Electret Condenser Microphone

Adafruit Electret Microphone Amplifier - MAX9814 with Auto Gain Control [ADA1713]

5PCS 200 Times Gain 5V-12V LM386 Audio Amplifier Module for Arduino EK1236

Foxnovo 125pcs 25 Values Total Electrolytic Capacitors Assortment Kit Set 1uF to 2200uF (Black)

DIKAVS DIY Mini Tesla Coil Kit 15W Mini Music Tesla Coil Plasma Speaker Tesla Wireless Transmission DC 15-24v

Cylewet 12Pcs Trimmer Variable Capacitance Ceramic 6mm Capacitor Kit 5PF 10PF 20PF 30PF 40PF 60PF for Arduino (Pack of 12) CYT1018

Cylewet 10Pcs Cylindrical Electret Condenser Microphone Pickup with 2 Pins 9×7mm for Arduino (Pack of 10) CYT1013

ELEGOO For Arduino Nano V3.0, Nano board CH340/ATmega328P without USB cable, compatible with Arduino Nano V3.0 (Nano x 3 without cable)

Uxcell a13051400ux0583 10-Pieces Black Plastic Housing 3.5mm Audio Jack (Pack of 10)