diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 661550a..d9fdc3e 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -6486,9 +6486,13 @@
         if (right > GAIN_FLOAT_UNITY) {
             right = GAIN_FLOAT_UNITY;
         }
-
-        left *= v * mMasterBalanceLeft; // DirectOutputThread balance applied as track volume
-        right *= v * mMasterBalanceRight;
+        left *= v;
+        right *= v;
+        if (mAudioFlinger->getMode() != AUDIO_MODE_IN_COMMUNICATION
+                || audio_channel_count_from_out_mask(mChannelMask) > 1) {
+            left *= mMasterBalanceLeft; // DirectOutputThread balance applied as track volume
+            right *= mMasterBalanceRight;
+        }
     }
 
     track->processMuteEvent_l(mAudioFlinger->getOrCreateAudioManager(),