readAttributeRmsCurrentMax(completionHandler:)
Declaration
func readAttributeRmsCurrentMax(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsCurrentMax() async throws -> NSNumberfunc readAttributeRmsCurrentMax(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsCurrentMax() async throws -> NSNumber