The easy circuit shows the way for form a electrical divider with the ESP32 S3 processor plus a 1k Ω resistance. With positioning pair of impedances in order, one can decrease an potential quantity for the reading http://theengineerstore.in/products/10w-15w-20w-stereo-bluetooth-amplifier-board-12v-24v-digital-power-amplifier-module-xy-p15w