--- channel.py.bak	Sat Jan 17 12:29:25 2009
+++ channel.py	Sat Jan 17 12:38:40 2009
@@ -211,8 +211,8 @@
         c.append( "%CGREG=3" )
         c.append( "%CSTAT=1" )
         c.append( '@ST="-26"' ) # audio side tone: set to minimum
-        c.append( "%N028B" ) # Long Echo Cancellation: active, -6db
-        c.append( "%N0125" ) # Noise reduction: active, -6db
+        c.append( "%N0187" ) # Noise reduction: active, -6db
+        c.append( "AT+CLVL=230" )
 
         deepSleepMode = config.getValue( "ogsmd", "ti_calypso_deep_sleep", "adaptive" )
         if deepSleepMode == "never":