@class NSString; @interface PreKeywordSilenceConfig : NSObject @property (nonatomic) void /* unknown type, empty encoding */ lookbackFrames; @property (nonatomic) void /* unknown type, empty encoding */ minSilenceInLookbackFrames; @property (nonatomic) void /* unknown type, empty encoding */ silenceProbability; @property (nonatomic, readonly) NSString *description; - (id)init; @end