TOMBOL

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  int value = analogRead(A1);
  if(value != 0){
    callVoice(value);
  }
  delay(200);
}

void callVoice(int result){
  if (result >= 478 && result <= 481){
    Serial.print("A ");
    Serial.println(result);
  }else if(result >= 488 && result <= 491){
    Serial.print("B ");
    Serial.println(result);
  }else if(result >= 498 && result <= 501){
    Serial.print("C ");
    Serial.println(result);
  }
}

MP3-TF-16P

#include "SoftwareSerial.h"
#include "DFRobotDFPlayerMini.h"

SoftwareSerial mySoftwareSerial(10, 11); // RX, TX
DFRobotDFPlayerMini myDFPlayer;

void setup() {
  mySoftwareSerial.begin(9600);
  Serial.begin(115200);
    
  if (!myDFPlayer.begin(mySoftwareSerial)) {  //Use softwareSerial to communicate with mp3.
    while(true){
      delay(0); // Code to compatible with ESP8266 watch dog.
    }
  }
  myDFPlayer.volume(12);  //Set volume value. From 0 to 30
  myDFPlayer.play(1);  //Play the first mp3
}

void loop() {

}

FINNAL

#include "SoftwareSerial.h"
#include "DFRobotDFPlayerMini.h"

SoftwareSerial mySoftwareSerial(10, 11); // RX, TX
DFRobotDFPlayerMini myDFPlayer;

void setup() {
  mySoftwareSerial.begin(9600);
  Serial.begin(9600);//115200 ||
    
  if (!myDFPlayer.begin(mySoftwareSerial)) {  //Use softwareSerial to communicate with mp3.
    while(true){
      delay(0); // Code to compatible with ESP8266 watch dog.
    }
  }
  myDFPlayer.volume(20);  //Set volume value. From 0 to 30
}

void loop() {  
  int value = analogRead(A0);
  if(value != 0){
    callVoice(value);
  }
  delay(200);
}

void callVoice(int result){
  if (result >= 478 && result <= 481){
    Serial.println("001");
    myDFPlayer.play(1);
  }else if(result >= 488 && result <= 491){
    Serial.println("002");
    myDFPlayer.play(2);
  }else if(result >= 498 && result <= 501){
    Serial.println("003");
    myDFPlayer.play(3);
  }else if(result >= 974 && result <= 977){
    Serial.println("004");
    myDFPlayer.play(4);
  }else if(result >= 1014 && result <= 1017){
    Serial.println("005");
    myDFPlayer.play(5);
  }
}

https://youtu.be/zHjD0slU7l4