private void VoiceRecognitionEngineComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e) { ReadOnlyCollection<Microsoft.Speech.Recognition.RecognizerInfo> allRecognizers = Microsoft.Speech.Recognition.SpeechRecognitionEngine.InstalledRecognizers(); server.serverMasterOptions.audioOptions.recognizerEngineID = allRecognizers[VoiceRecognitionEngineComboBox.SelectedIndex].Id; }