Nice sachin,I have also did similar project two years back, Try to add audio files in "SPI Nor flash memory" and Play using DAC+AMP+Esp32. Will be waiting for this.. 🎉
Please upload next video on making a project on how to convert RFID signal into audio when RFID tag is detected using Arduino atmega ,df player mini and RFID sensor + tag if you don't this I will add 5 subscribers to your channel please please 🥺 I have tried it so many times but I failed😢