diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 113744f..b801752 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -1972,6 +1972,43 @@
     return NO_ERROR;
 }
 
+status_t AudioFlinger::getMicrophones(std::vector<media::MicrophoneInfo> *microphones)
+{
+    // Fake data
+    size_t fakeNum = 2;
+    audio_devices_t fakeTypes[] = { AUDIO_DEVICE_IN_BUILTIN_MIC, AUDIO_DEVICE_IN_BACK_MIC };
+    for (size_t i = 0; i < fakeNum; i++) {
+        struct audio_microphone_characteristic_t characteristics;
+        sprintf(characteristics.device_id, "microphone:%zu", i);
+        characteristics.type = fakeTypes[i];
+        sprintf(characteristics.address, "");
+        characteristics.location = AUDIO_MICROPHONE_LOCATION_MAINBODY;
+        characteristics.group = 0;
+        characteristics.index_in_the_group = i;
+        characteristics.sensitivity = 1.0f;
+        characteristics.max_spl = 100.0f;
+        characteristics.min_spl = 0.0f;
+        characteristics.directionality = AUDIO_MICROPHONE_DIRECTIONALITY_OMNI;
+        characteristics.num_frequency_responses = 5 - i;
+        for (size_t j = 0; j < characteristics.num_frequency_responses; j++) {
+            characteristics.frequency_responses[0][j] = 100.0f - j;
+            characteristics.frequency_responses[1][j] = 100.0f + j;
+        }
+        for (size_t j = 0; j < AUDIO_CHANNEL_COUNT_MAX; j++) {
+            characteristics.channel_mapping[j] = AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED;
+        }
+        characteristics.geometric_location.x = 0.1f;
+        characteristics.geometric_location.y = 0.2f;
+        characteristics.geometric_location.z = 0.3f;
+        characteristics.orientation.x = 0.0f;
+        characteristics.orientation.y = 1.0f;
+        characteristics.orientation.z = 0.0f;
+        media::MicrophoneInfo microphoneInfo = media::MicrophoneInfo(characteristics);
+        microphones->push_back(microphoneInfo);
+    }
+    return NO_ERROR;
+}
+
 // setAudioHwSyncForSession_l() must be called with AudioFlinger::mLock held
 void AudioFlinger::setAudioHwSyncForSession_l(PlaybackThread *thread, audio_session_t sessionId)
 {