public abstract int beep() throws AltosConfigDataException;
public abstract void set_beep(int new_beep);
public abstract int beep() throws AltosConfigDataException;
public abstract void set_beep(int new_beep);
public abstract int tracker_interval() throws AltosConfigDataException;
public abstract void set_tracker_interval(int tracker_motion);
public abstract int tracker_interval() throws AltosConfigDataException;
public abstract void set_tracker_interval(int tracker_motion);