 
     case BUTTON_PREV:
       if (!lastPrevDown) {
-        Keyboard.press(KEY_MEDIA_PREVIOUSSONG);
+        Consumer.write(MEDIA_PREVIOUS);
         debug("PREV");
       }
 


  Mouse.begin();
  Keyboard.begin();

  pinMode(MOBILE_CHARGER_PIN, OUTPUT);
  analogWrite(MOBILE_CHARGER_PIN, 0);

  }

  if (lastPrevDown && currentMillis - lastPrevDown > CLICK_TIMEOUT) {
    lastPrevDown = 0;
  }

  if (lastNextDown && currentMillis - lastNextDown > CLICK_TIMEOUT) {
    lastNextDown = 0;
  }
}
