diff --git a/json_value.cpp b/json_value.cpp
index c8f1139..9758db5 100644
--- a/json_value.cpp
+++ b/json_value.cpp
@@ -259,7 +259,7 @@ Value::CZString::CZString(const CZString& other) {
   storage_.length_ = other.storage_.length_;
 }
 
-Value::CZString::CZString(CZString&& other)
+Value::CZString::CZString(CZString&& other)noexcept
     : cstr_(other.cstr_), index_(other.index_) {
   other.cstr_ = nullptr;
 }
@@ -285,7 +285,7 @@ Value::CZString& Value::CZString::operator=(const CZString& other) {
   return *this;
 }
 
-Value::CZString& Value::CZString::operator=(CZString&& other) {
+Value::CZString& Value::CZString::operator=(CZString&& other)noexcept {
   cstr_ = other.cstr_;
   index_ = other.index_;
   other.cstr_ = nullptr;
@@ -433,7 +433,7 @@ Value::Value(const Value& other) {
   dupMeta(other);
 }
 
-Value::Value(Value&& other) {
+Value::Value(Value&& other)noexcept {
   initBasic(nullValue);
   swap(other);
 }
@@ -448,7 +448,7 @@ Value& Value::operator=(const Value& other) {
   return *this;
 }
 
-Value& Value::operator=(Value&& other) {
+Value& Value::operator=(Value&& other) noexcept {
   other.swap(*this);
   return *this;
 }
@@ -1374,7 +1374,7 @@ bool Value::isObject() const { return type() == objectValue; }
 Value::Comments::Comments(const Comments& that)
     : ptr_{cloneUnique(that.ptr_)} {}
 
-Value::Comments::Comments(Comments&& that)
+Value::Comments::Comments(Comments&& that)noexcept
     : ptr_{std::move(that.ptr_)} {}
 
 Value::Comments& Value::Comments::operator=(const Comments& that) {
@@ -1382,7 +1382,7 @@ Value::Comments& Value::Comments::operator=(const Comments& that) {
   return *this;
 }
 
-Value::Comments& Value::Comments::operator=(Comments&& that) {
+Value::Comments& Value::Comments::operator=(Comments&& that)noexcept {
   ptr_ = std::move(that.ptr_);
   return *this;
 }
diff --git a/transferServiceExe.cpp b/transferServiceExe.cpp
index eeb9e50..5ac3a63 100644
--- a/transferServiceExe.cpp
+++ b/transferServiceExe.cpp
@@ -315,7 +315,7 @@ void playVoiceV3(char * ip, char *json, int port,int maxVol) {
 
 	//ºëÊ¢·¢×¨ÓÃ
 	//sprintf(ipVoiceBoxParam,"{\"loop\":{\"gap\":2,\"times\":2},\"prompt\":false,\"queue\":false,\"rcn\":\"0\",\"rdn\":\"0\",\"reg\":0,\"speed\":50,\"sync\":false,\"text\":\"%s\",\"vcn\":\"xiaoyan\",\"volume\":100}", json);
-	sprintf(ipVoiceBoxParam, "{\"loop\":{\"gap\":2,\"times\":2},\"prompt\":false,\"queue\":false,\"rcn\":\"0\",\"rdn\":\"0\",\"reg\":0,\"speed\":50,\"sync\":false,\"text\":\"%s\",\"vcn\":\"xiaoyan\",\"volume\":%d}", buffer, maxVol);
+	sprintf(ipVoiceBoxParam, "{\"loop\":{\"gap\":1,\"times\":2},\"prompt\":false,\"queue\":true,\"rcn\":\"0\",\"rdn\":\"0\",\"reg\":0,\"speed\":50,\"sync\":false,\"text\":\"%s\",\"vcn\":\"xiaoyan\",\"volume\":%d}", buffer, maxVol);
 
 	//printf("json=%s\n", json);
 	//string decodeJson = json;
diff --git a/transferServiceExe.vcxproj b/transferServiceExe.vcxproj
index 4abdae0..32d8667 100644
--- a/transferServiceExe.vcxproj
+++ b/transferServiceExe.vcxproj
@@ -108,6 +108,7 @@
       <Optimization>Disabled</Optimization>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>./include/;./include/VzClientSDK;./include/HCNetSdk;./include/VehicleDevSDK;./include/DHSdk;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <LanguageStandard>stdcpp14</LanguageStandard>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>