diff --git a/media/java/android/media/AudioRecord.java b/media/java/android/media/AudioRecord.java
index 8efd5991a4010..39184f1af878e 100644
--- a/media/java/android/media/AudioRecord.java
+++ b/media/java/android/media/AudioRecord.java
@@ -467,11 +467,11 @@ public class AudioRecord implements AudioRouting
      * <p>
      * If the audio source is not set with {@link #setAudioSource(int)},
      * {@link MediaRecorder.AudioSource#DEFAULT} is used.
-     * <br>If the audio format is not specified or is incomplete, its sample rate will be the
-     * default output sample rate of the device (see
-     * {@link AudioManager#PROPERTY_OUTPUT_SAMPLE_RATE}), its channel configuration will be
+     * <br>If the audio format is not specified or is incomplete, its channel configuration will be
      * {@link AudioFormat#CHANNEL_IN_MONO}, and the encoding will be
      * {@link AudioFormat#ENCODING_PCM_16BIT}.
+     * The sample rate will depend on the device actually selected for capture and can be queried
+     * with {@link #getSampleRate()} method.
      * <br>If the buffer size is not specified with {@link #setBufferSizeInBytes(int)},
      * the minimum buffer size for the source is used.
      */
diff --git a/media/java/android/media/AudioTrack.java b/media/java/android/media/AudioTrack.java
index 9a816683f30a5..12d5eade36d20 100644
--- a/media/java/android/media/AudioTrack.java
+++ b/media/java/android/media/AudioTrack.java
@@ -619,11 +619,11 @@ public class AudioTrack extends PlayerBase
      * <p>
      * If the audio attributes are not set with {@link #setAudioAttributes(AudioAttributes)},
      * attributes comprising {@link AudioAttributes#USAGE_MEDIA} will be used.
-     * <br>If the audio format is not specified or is incomplete, its sample rate will be the
-     * default output sample rate of the device (see
-     * {@link AudioManager#PROPERTY_OUTPUT_SAMPLE_RATE}), its channel configuration will be
+     * <br>If the audio format is not specified or is incomplete, its channel configuration will be
      * {@link AudioFormat#CHANNEL_OUT_STEREO} and the encoding will be
      * {@link AudioFormat#ENCODING_PCM_16BIT}.
+     * The sample rate will depend on the device actually selected for playback and can be queried
+     * with {@link #getSampleRate()} method.
      * <br>If the buffer size is not specified with {@link #setBufferSizeInBytes(int)},
      * and the mode is {@link AudioTrack#MODE_STREAM}, the minimum buffer size is used.
      * <br>If the transfer mode is not specified with {@link #setTransferMode(int)},