bool: Is this zone a soundbar (i.e. has night mode etc.)?

def is_soundbar(self):
        """bool: Is this zone a soundbar (i.e. has night mode etc.)?"""
        if self._is_soundbar is None:
            if not self.speaker_info:
                self.get_speaker_info()

            model_name = self.speaker_info['model_name'].lower()
            self._is_soundbar = any(model_name.endswith(s) for s in SOUNDBARS)

        return self._is_soundbar