How to turn Mobile charger into a amplifier , No IC , step by step

How to make Audio Amplifier using Old Mobile Charger how to make amplifier with mobile charger at home मोबाईल चार्जर से बनाओ Amplifier | How to make a Amplifier |mobile charger se amplifier kaise banaen #technicalDIY​ #diy​ #amplifier​ #ultrabass