public MonauralSpeakerSystem(BaseSpeaker speaker1, int curVolume) : base(speaker1, curVolume) { }
public BaseSpeakerSystem(BaseSpeaker speaker1, int curVolume) { Speaker1 = speaker1; CurVolume = curVolume; }
public MonauralSpeakerSystem(BaseSpeaker speaker1, int curVolume) : base(speaker1, curVolume) { }
public BaseSpeakerSystem(BaseSpeaker speaker1, int curVolume) { Speaker1 = speaker1; CurVolume = curVolume; }