diff --git a/core/api/current.txt b/core/api/current.txt
index b31fdc79184c8..21c81f7c45449 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -20825,6 +20825,7 @@ package android.media {
     method public int getMixerBehavior();
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.media.AudioMixerAttributes> CREATOR;
+    field public static final int MIXER_BEHAVIOR_BIT_PERFECT = 1; // 0x1
     field public static final int MIXER_BEHAVIOR_DEFAULT = 0; // 0x0
   }
 
diff --git a/core/jni/android_media_AudioMixerAttributes.h b/core/jni/android_media_AudioMixerAttributes.h
index 61adb27bdc7f0..9e4637f3cb61f 100644
--- a/core/jni/android_media_AudioMixerAttributes.h
+++ b/core/jni/android_media_AudioMixerAttributes.h
@@ -21,6 +21,7 @@
 
 // Keep sync with AudioMixerAttributes.java
 #define MIXER_BEHAVIOR_DEFAULT 0
+#define MIXER_BEHAVIOR_BIT_PERFECT 1
 // Invalid value is not added in JAVA API, but keep sync with native value
 #define MIXER_BEHAVIOR_INVALID -1
 
@@ -28,6 +29,8 @@ static inline audio_mixer_behavior_t audioMixerBehaviorToNative(int mixerBehavio
     switch (mixerBehavior) {
         case MIXER_BEHAVIOR_DEFAULT:
             return AUDIO_MIXER_BEHAVIOR_DEFAULT;
+        case MIXER_BEHAVIOR_BIT_PERFECT:
+            return AUDIO_MIXER_BEHAVIOR_BIT_PERFECT;
         default:
             return AUDIO_MIXER_BEHAVIOR_INVALID;
     }
@@ -37,6 +40,8 @@ static inline jint audioMixerBehaviorFromNative(audio_mixer_behavior_t mixerBeha
     switch (mixerBehavior) {
         case AUDIO_MIXER_BEHAVIOR_DEFAULT:
             return MIXER_BEHAVIOR_DEFAULT;
+        case AUDIO_MIXER_BEHAVIOR_BIT_PERFECT:
+            return MIXER_BEHAVIOR_BIT_PERFECT;
         case AUDIO_MIXER_BEHAVIOR_INVALID:
         default:
             return MIXER_BEHAVIOR_INVALID;
diff --git a/media/java/android/media/AudioMixerAttributes.java b/media/java/android/media/AudioMixerAttributes.java
index 320d6bdbf227e..3856da6e94462 100644
--- a/media/java/android/media/AudioMixerAttributes.java
+++ b/media/java/android/media/AudioMixerAttributes.java
@@ -37,10 +37,17 @@ public final class AudioMixerAttributes implements Parcelable {
      */
     public static final int MIXER_BEHAVIOR_DEFAULT = 0;
 
+    /**
+     * Constant indicating the audio mixer behavior is bit-perfect, which indicates there will
+     * not be mixing happen, the audio data will be sent as is down to the HAL.
+     */
+    public static final int MIXER_BEHAVIOR_BIT_PERFECT = 1;
+
     /** @hide */
     @IntDef(flag = false, prefix = "MIXER_BEHAVIOR_", value = {
-            MIXER_BEHAVIOR_DEFAULT }
-    )
+            MIXER_BEHAVIOR_DEFAULT,
+            MIXER_BEHAVIOR_BIT_PERFECT
+    })
     @Retention(RetentionPolicy.SOURCE)
     public @interface MixerBehavior {}
 
@@ -103,12 +110,14 @@ public final class AudioMixerAttributes implements Parcelable {
 
         /**
          * Sets the mixer behavior for the audio mixer
-         * @param mixerBehavior must be {@link #MIXER_BEHAVIOR_DEFAULT}.
+         * @param mixerBehavior must be {@link #MIXER_BEHAVIOR_DEFAULT} or
+         *                      {@link #MIXER_BEHAVIOR_BIT_PERFECT}.
          * @return the same Builder instance.
          */
         public @NonNull Builder setMixerBehavior(@MixerBehavior int mixerBehavior) {
             switch (mixerBehavior) {
                 case MIXER_BEHAVIOR_DEFAULT:
+                case MIXER_BEHAVIOR_BIT_PERFECT:
                     mMixerBehavior = mixerBehavior;
                     break;
                 default:
@@ -137,6 +146,8 @@ public final class AudioMixerAttributes implements Parcelable {
         switch (mixerBehavior) {
             case MIXER_BEHAVIOR_DEFAULT:
                 return "default";
+            case MIXER_BEHAVIOR_BIT_PERFECT:
+                return "bit-perfect";
             default:
                 return "unknown";
         }