diff --git a/LinphoneCore.java b/LinphoneCore.java
index 1f8e73449..915062118 100644
--- a/LinphoneCore.java
+++ b/LinphoneCore.java
@@ -136,5 +136,15 @@ public interface LinphoneCore {
 	 * destroy linphone core and free all underlying resources
 	 */
 	public void destroy();
+	/**
+	 * Allow to control play level before entering  sound card:  
+	 * @param level in db
+	 */
+	public void setSoftPlayLevel(float gain);
+	/**
+	 * get play level before entering  sound card:  
+	 * @return level in db
+	 */
+	public float getSoftPlayLevel();
 	
 }
diff --git a/LinphoneCoreImpl.java b/LinphoneCoreImpl.java
index b1dedfeb4..81685e886 100644
--- a/LinphoneCoreImpl.java
+++ b/LinphoneCoreImpl.java
@@ -51,7 +51,9 @@ class LinphoneCoreImpl implements LinphoneCore {
 	private native long getCallLog(long nativePtr,int position);
 	private native int getNumberOfCallLogs(long nativePtr);
 	private native void delete(long nativePtr);
-	private native void setNetworkStateReachable(long nativePtr,boolean isReachable); 
+	private native void setNetworkStateReachable(long nativePtr,boolean isReachable);
+	private native void setSoftPlayLevel(long nativeptr, float gain);
+	private native float getSoftPlayLevel(long nativeptr);
 	
 	
 	LinphoneCoreImpl(LinphoneCoreListener listener, File userConfig,File factoryConfig,Object  userdata) throws IOException {
@@ -159,4 +161,11 @@ class LinphoneCoreImpl implements LinphoneCore {
 	public void setNetworkStateReachable(boolean isReachable) {
 		setNetworkStateReachable(nativePtr,isReachable);
 	}
+	public void setSoftPlayLevel(float gain) {
+		setSoftPlayLevel(nativePtr,gain);
+		
+	}
+	public float getSoftPlayLevel() {
+		return getSoftPlayLevel(nativePtr);
+	}
 }