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