2 Channel 2.0 15W Audio TDA2030A Hifi Module Stereo Amplifier AMP Board DIY Kit

Dual Channel 2.0 Class D Digital Power Amplifier Board Wide Voltage 2 #F14

2.0 Dual Channel 5.1 Power Audio Stereo Amplifier Board 50W #F13

MCU Micro Controller C8051F300 Development Board Module For Industrial Control

2* Dual 12 Sound Stereo LED Level Indicator Lamp Analyzer VU Meter Board Kit #

Mini PAM8403 Digital Power Amplifier Board Audio Module 4 Channel 4*3W DC 5V

DC 7-15V Single power VU Meter Level Meter Driver Board Level indicator LMC660 *

3-24V 8 Bit Blue/Red LED indicator Bar Module Diy Kit for Arduino NANO MCU