diff --git a/src/EngineEntrance.js b/src/EngineEntrance.js
index ed2cf9e..354b818 100644
--- a/src/EngineEntrance.js
+++ b/src/EngineEntrance.js
@@ -35,7 +35,7 @@ import QuestionApe from 'apes/QuestionApe';
 import UTF8 from 'utf-8';
 
 let loger = Loger.getLoger('McuClient');
-let _sdkInfo = { "version": "v1.51.0.20170724", "author": "www.3mang.com" };
+let _sdkInfo = { "version": "v1.52.1.20170726", "author": "www.3mang.com" };
 
 //APE
 let _sass;
diff --git a/src/apes/MediaSharedApe.js b/src/apes/MediaSharedApe.js
index c18a704..c07d88b 100644
--- a/src/apes/MediaSharedApe.js
+++ b/src/apes/MediaSharedApe.js
@@ -273,7 +273,7 @@ class MediaSharedApe extends Ape {
         //更新当前选择的媒体文件数据的字段
         pduDataModel.status =  0;//默认是0
         pduDataModel.seek=0;
-        pduDataModel.mediaVolume=60;
+        //pduDataModel.mediaVolume=60;
         //更新当前选择的媒体文件
         this.updaterMediaShared(pduDataModel, pduDataModel.itemIdx);
     }
@@ -520,10 +520,8 @@ class MediaSharedApe extends Ape {
         pduDataModel.fileId = _param.fileId || "";//媒体文件在服务器数据库中的唯一id,必须有
         pduDataModel.fileName = _param.fileName || "media_" + _itemIdx;//媒体文件的名字
         pduDataModel.seek= parseInt(_param.seek) ||1;
-        pduDataModel.mediaVolume=parseInt(_param.mediaVolume);
-        if(! pduDataModel.mediaVolume){
-            pduDataModel.mediaVolume=60;
-        }
+        pduDataModel.mediaVolume=parseInt(_param.mediaVolume)||0;
+
         return pduDataModel;
     }
 
diff --git a/src/apes/MusicSharedApe.js b/src/apes/MusicSharedApe.js
index 0757d94..177be33 100644
--- a/src/apes/MusicSharedApe.js
+++ b/src/apes/MusicSharedApe.js
@@ -275,7 +275,7 @@ class MusicSharedApe extends Ape {
     //更新当前选择的伴音文件数据的字段
     pduDataModel.status = 0; //默认是0
     pduDataModel.seek = 0;
-    pduDataModel.musicVolume = 60;
+    //pduDataModel.musicVolume = 60;
     //更新当前选择的伴音文件
     this.updaterMusicShared(pduDataModel, pduDataModel.itemIdx);
   }
@@ -518,10 +518,10 @@ class MusicSharedApe extends Ape {
     pduDataModel.fileId = _param.fileId || ""; //伴音文件在服务器数据库中的唯一id,必须有
     pduDataModel.fileName = _param.fileName || "music_" + _itemIdx; //伴音文件的名字
     pduDataModel.seek = parseInt(_param.seek) || 1;
-    pduDataModel.musicVolume = parseInt(_param.musicVolume);
-    if (!pduDataModel.musicVolume) {
+    pduDataModel.musicVolume = parseInt(_param.musicVolume)||0;
+  /*  if (!pduDataModel.musicVolume) {
       pduDataModel.musicVolume = 60;
-    }
+    }*/
     return pduDataModel;
   }