@class NSString; @interface SiriTTSAudioHardware : NSObject @property (nonatomic) unsigned int audioDeviceID; @property (readonly) NSString *routeType; @property (readonly) BOOL isBluetooth; @property (readonly) BOOL isAppleProduct; @property (readonly) long long vendorId; @property (readonly) long long productId; @property (readonly) float volume; @property (nonatomic) BOOL duckOthers; + (id)defaultOutput; - (void).cxx_destruct; - (void)fetchHardwareInfo; @end