hey gy this is sound trigger script enjoy
function OnTriggerEnter(){
audio.Play(); }
function OnTriggerExit(){
audio.Stop();
yield WaitForSeconds (4);
Destroy(gameObject);}
function OnTriggerEnter(){
audio.Play(); }
function OnTriggerExit(){
audio.Stop();
yield WaitForSeconds (4);
Destroy(gameObject);}