diff --git a/app/src/main/java/com/limelight/preferences/PreferenceConfiguration.java b/app/src/main/java/com/limelight/preferences/PreferenceConfiguration.java
index 21cbbdf4..6b204437 100644
--- a/app/src/main/java/com/limelight/preferences/PreferenceConfiguration.java
+++ b/app/src/main/java/com/limelight/preferences/PreferenceConfiguration.java
@@ -10,7 +10,7 @@ import com.limelight.nvstream.jni.MoonBridge;
 
 public class PreferenceConfiguration {
     private static final String LEGACY_RES_FPS_PREF_STRING = "list_resolution_fps";
-
+    private static final String LEGACY_ENABLE_51_SURROUND_PREF_STRING = "checkbox_51_surround";
 
     static final String RESOLUTION_PREF_STRING = "list_resolution";
     static final String FPS_PREF_STRING = "list_fps";
@@ -26,8 +26,7 @@ public class PreferenceConfiguration {
     private static final String LIST_MODE_PREF_STRING = "checkbox_list_mode";
     private static final String SMALL_ICONS_PREF_STRING = "checkbox_small_icon_mode";
     private static final String MULTI_CONTROLLER_PREF_STRING = "checkbox_multi_controller";
-    private static final String AUDIO_CONFIG_PREF_STRING = "list_audio_config";
-    private static final String LEGACY_ENABLE_51_SURROUND_PREF_STRING = "checkbox_51_surround";
+    static final String AUDIO_CONFIG_PREF_STRING = "list_audio_config";
     private static final String USB_DRIVER_PREF_SRING = "checkbox_usb_driver";
     private static final String VIDEO_FORMAT_PREF_STRING = "video_format";
     private static final String ONSCREEN_CONTROLLER_PREF_STRING = "checkbox_show_onscreen_controls";
diff --git a/app/src/main/java/com/limelight/preferences/StreamSettings.java b/app/src/main/java/com/limelight/preferences/StreamSettings.java
index 3561962f..3237f1d2 100644
--- a/app/src/main/java/com/limelight/preferences/StreamSettings.java
+++ b/app/src/main/java/com/limelight/preferences/StreamSettings.java
@@ -302,6 +302,18 @@ public class StreamSettings extends Activity {
                 // Never remove 30 FPS or 60 FPS
             }
 
+            // Android L introduces proper 7.1 surround sound support. Remove the 7.1 option
+            // for earlier versions of Android to prevent AudioTrack initialization issues.
+            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+                LimeLog.info("Excluding 7.1 surround sound option based on OS");
+                removeValue(PreferenceConfiguration.AUDIO_CONFIG_PREF_STRING, "71", new Runnable() {
+                    @Override
+                    public void run() {
+                        setValue(PreferenceConfiguration.AUDIO_CONFIG_PREF_STRING, "51");
+                    }
+                });
+            }
+
             // Android L introduces the drop duplicate behavior of releaseOutputBuffer()
             // that the unlock FPS option relies on to not massively increase latency.
             if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {