diff --git a/src/alias/id/talkgroup/TalkgroupID.java b/src/alias/id/talkgroup/TalkgroupID.java
index 476e9add..5ca1df8a 100644
--- a/src/alias/id/talkgroup/TalkgroupID.java
+++ b/src/alias/id/talkgroup/TalkgroupID.java
@@ -27,7 +27,6 @@ import audio.inverted.AudioType;
 public class TalkgroupID extends AliasID
 {
 	private String mTalkgroup;
-	private AudioType mAudioType;
 	
 	public TalkgroupID()
 	{
@@ -44,20 +43,9 @@ public class TalkgroupID extends AliasID
 		mTalkgroup = talkgroup;
 	}
 
-	@XmlAttribute
-	public AudioType getAudioType()
-	{
-		return mAudioType;
-	}
-	
-	public void setAudioType( AudioType type )
-	{
-		mAudioType = type;
-	}
-	
 	public boolean hasAudioType()
 	{
-		return mAudioType != null;
+		return false;
 	}
 	
 	public String toString()
@@ -66,13 +54,6 @@ public class TalkgroupID extends AliasID
 		
 		sb.append( "Talkgroup: " + mTalkgroup );
 		
-		if( mAudioType != null )
-		{
-			sb.append( " [Audio " );
-			sb.append( mAudioType.getShortDisplayString() );
-			sb.append( "]" );
-		}
-		
 		return sb.toString();
 	}
 
diff --git a/src/alias/id/talkgroup/TalkgroupIDEditor.java b/src/alias/id/talkgroup/TalkgroupIDEditor.java
index e98ce5cb..14587256 100644
--- a/src/alias/id/talkgroup/TalkgroupIDEditor.java
+++ b/src/alias/id/talkgroup/TalkgroupIDEditor.java
@@ -40,17 +40,12 @@ public class TalkgroupIDEditor extends JPanel implements ActionListener
     
     private JLabel mLabelName;
     private JTextField mTextTalkgroupID;
-    private JLabel mLabelAudio;
-    private JComboBox<AudioType> mComboAudioTypes;
     
     private String mHelpText = "Enter a formatted talkgroup identifier.\n\n"
     		+ "LTR Talkgroup Format: A-HH-TTT (A=Area, H=Home Repeater, "
     		+ "T=Talkgroup)\n\n"
     		+ "Passport Talkgroup Format: xxxxx (up to 5-digit number)\n\n"
-            + "Wildcard: use one or more asterisks (*) for any talkgroup digits.\n\n"
-            + "Audio: if the talkgroup uses simple frequency inversion, specify"
-            + " the inversion frequency from the dropdown list to automatically"
-            + " un-invert audio for this specific talkgroup";
+            + "Wildcard: use one or more asterisks (*) for any talkgroup digits.";
 
 	public TalkgroupIDEditor( TalkgroupIDNode talkgroupIDNode )
 	{
@@ -72,22 +67,6 @@ public class TalkgroupIDEditor extends JPanel implements ActionListener
 
 		add( mTextTalkgroupID, "growx,push" );
 
-		add( new JLabel( "Audio:" ) );
-
-		mComboAudioTypes = new JComboBox<AudioType>();
-
-		mComboAudioTypes.setModel( 
-				new DefaultComboBoxModel<AudioType>( AudioType.values() ) );
-		
-		AudioType audioType = mTalkgroupIDNode.getTalkgroupID().getAudioType();
-		
-		if( audioType != null )
-		{
-			mComboAudioTypes.setSelectedItem( audioType );
-		}
-		
-		add( mComboAudioTypes, "growx,push" );
-		
 		JButton btnSave = new JButton( "Save" );
 		btnSave.addActionListener( TalkgroupIDEditor.this );
 		add( btnSave, "growx,push" );
@@ -117,14 +96,6 @@ public class TalkgroupIDEditor extends JPanel implements ActionListener
 				
 				((ConfigurableNode)mTalkgroupIDNode.getParent()).sort();
 
-				AudioType selected = mComboAudioTypes
-						.getItemAt( mComboAudioTypes.getSelectedIndex() );
-				
-				if( selected != null )
-				{
-					mTalkgroupIDNode.getTalkgroupID().setAudioType( selected );
-				}
-
 				mTalkgroupIDNode.save();
 				
 				mTalkgroupIDNode.show();
@@ -139,9 +110,6 @@ public class TalkgroupIDEditor extends JPanel implements ActionListener
 		{
 			mTextTalkgroupID.setText( 
 					mTalkgroupIDNode.getTalkgroupID().getTalkgroup() );
-
-			mComboAudioTypes.setSelectedItem( 
-					mTalkgroupIDNode.getTalkgroupID().getAudioType() );
 		}
 		
 		mTalkgroupIDNode.refresh();