try that ```#define speaker 5 void setup() { pinMode(speaker, OUTPUT); } void loop() { tone(s

#define speaker 5
void setup() 
{
  pinMode(speaker, OUTPUT);
}

void loop() 
{
  tone(speaker,1000); //Using tone function with duration
  delay(2000);
  noTone(speaker);
  delay(1000);
}

#define speaker 5
void setup() 
{
  pinMode(speaker, OUTPUT);
}

void loop() 
{
  tone(speaker,1000); //Using tone function with duration
  delay(2000);
  noTone(speaker);
  delay(1000);
}