diff --git a/include/media/IAudioFlingerClient.h b/include/media/IAudioFlingerClient.h
new file mode 100644
index 0000000..c3deb0b
--- /dev/null
+++ b/include/media/IAudioFlingerClient.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_IAUDIOFLINGERCLIENT_H
+#define ANDROID_IAUDIOFLINGERCLIENT_H
+
+
+#include <utils/RefBase.h>
+#include <utils/IInterface.h>
+
+
+namespace android {
+
+// ----------------------------------------------------------------------------
+
+class IAudioFlingerClient : public IInterface
+{
+public:
+    DECLARE_META_INTERFACE(AudioFlingerClient);
+
+    // Notifies a change of audio output from/to hardware to/from A2DP.
+    virtual void a2dpEnabledChanged(bool enabled) = 0;
+
+};
+
+
+// ----------------------------------------------------------------------------
+
+class BnAudioFlingerClient : public BnInterface<IAudioFlingerClient>
+{
+public:
+    virtual status_t    onTransact( uint32_t code,
+                                    const Parcel& data,
+                                    Parcel* reply,
+                                    uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_IAUDIOFLINGERCLIENT_H