diff --git a/main/boards/common/power_save_timer.cc b/main/boards/common/power_save_timer.cc
index f17afbe0..522e64c5 100644
--- a/main/boards/common/power_save_timer.cc
+++ b/main/boards/common/power_save_timer.cc
@@ -1,5 +1,6 @@
 #include "power_save_timer.h"
 #include "application.h"
+#include "settings.h"
 
 #include <esp_log.h>
 
@@ -28,6 +29,12 @@ PowerSaveTimer::~PowerSaveTimer() {
 
 void PowerSaveTimer::SetEnabled(bool enabled) {
     if (enabled && !enabled_) {
+        Settings settings("wifi", false);
+        if (!settings.GetBool("sleep_mode", true)) {
+            ESP_LOGI(TAG, "Power save timer is disabled by settings");
+            return;
+        }
+
         ticks_ = 0;
         enabled_ = enabled;
         ESP_ERROR_CHECK(esp_timer_start_periodic(power_save_timer_, 1000000));
diff --git a/main/boards/common/press_to_talk_mcp_tool.cc b/main/boards/common/press_to_talk_mcp_tool.cc
new file mode 100644
index 00000000..d6b0bc96
--- /dev/null
+++ b/main/boards/common/press_to_talk_mcp_tool.cc
@@ -0,0 +1,57 @@
+#include "press_to_talk_mcp_tool.h"
+#include <esp_log.h>
+
+static const char* TAG = "PressToTalkMcpTool";
+
+PressToTalkMcpTool::PressToTalkMcpTool()
+    : press_to_talk_enabled_(false) {
+}
+
+void PressToTalkMcpTool::Initialize() {
+    // 从设置中读取当前状态
+    Settings settings("vendor");
+    press_to_talk_enabled_ = settings.GetInt("press_to_talk", 0) != 0;
+
+    // 注册MCP工具
+    auto& mcp_server = McpServer::GetInstance();
+    mcp_server.AddTool("self.set_press_to_talk",
+        "Switch between press to talk mode (长按说话) and click to talk mode (单击说话).\n"
+        "The mode can be `press_to_talk` or `click_to_talk`.",
+        PropertyList({
+            Property("mode", kPropertyTypeString)
+        }),
+        [this](const PropertyList& properties) -> ReturnValue {
+            return HandleSetPressToTalk(properties);
+        });
+
+    ESP_LOGI(TAG, "PressToTalkMcpTool initialized, current mode: %s", 
+        press_to_talk_enabled_ ? "press_to_talk" : "click_to_talk");
+}
+
+bool PressToTalkMcpTool::IsPressToTalkEnabled() const {
+    return press_to_talk_enabled_;
+}
+
+ReturnValue PressToTalkMcpTool::HandleSetPressToTalk(const PropertyList& properties) {
+    auto mode = properties["mode"].value<std::string>();
+    
+    if (mode == "press_to_talk") {
+        SetPressToTalkEnabled(true);
+        ESP_LOGI(TAG, "Switched to press to talk mode");
+        return true;
+    } else if (mode == "click_to_talk") {
+        SetPressToTalkEnabled(false);
+        ESP_LOGI(TAG, "Switched to click to talk mode");
+        return true;
+    }
+    
+    throw std::runtime_error("Invalid mode: " + mode);
+}
+
+void PressToTalkMcpTool::SetPressToTalkEnabled(bool enabled) {
+    press_to_talk_enabled_ = enabled;
+    
+    Settings settings("vendor", true);
+    settings.SetInt("press_to_talk", enabled ? 1 : 0);
+    ESP_LOGI(TAG, "Press to talk enabled: %d", enabled);
+} 
\ No newline at end of file
diff --git a/main/boards/common/press_to_talk_mcp_tool.h b/main/boards/common/press_to_talk_mcp_tool.h
new file mode 100644
index 00000000..3231a286
--- /dev/null
+++ b/main/boards/common/press_to_talk_mcp_tool.h
@@ -0,0 +1,29 @@
+#ifndef PRESS_TO_TALK_MCP_TOOL_H
+#define PRESS_TO_TALK_MCP_TOOL_H
+
+#include "mcp_server.h"
+#include "settings.h"
+
+// 可复用的按键说话模式MCP工具类
+class PressToTalkMcpTool {
+private:
+    bool press_to_talk_enabled_;
+
+public:
+    PressToTalkMcpTool();
+    
+    // 初始化工具，注册到MCP服务器
+    void Initialize();
+    
+    // 获取当前按键说话模式状态
+    bool IsPressToTalkEnabled() const;
+
+private:
+    // MCP工具的回调函数
+    ReturnValue HandleSetPressToTalk(const PropertyList& properties);
+    
+    // 内部方法：设置press to talk状态并保存到设置
+    void SetPressToTalkEnabled(bool enabled);
+};
+
+#endif // PRESS_TO_TALK_MCP_TOOL_H 
\ No newline at end of file
diff --git a/main/boards/common/sleep_timer.cc b/main/boards/common/sleep_timer.cc
index f4f3d08d..3490f6ce 100644
--- a/main/boards/common/sleep_timer.cc
+++ b/main/boards/common/sleep_timer.cc
@@ -2,6 +2,7 @@
 #include "application.h"
 #include "board.h"
 #include "display.h"
+#include "settings.h"
 
 #include <esp_log.h>
 #include <esp_sleep.h>
@@ -32,6 +33,12 @@ SleepTimer::~SleepTimer() {
 
 void SleepTimer::SetEnabled(bool enabled) {
     if (enabled && !enabled_) {
+        Settings settings("wifi", false);
+        if (!settings.GetBool("sleep_mode", true)) {
+            ESP_LOGI(TAG, "Power save timer is disabled by settings");
+            return;
+        }
+
         ticks_ = 0;
         enabled_ = enabled;
         ESP_ERROR_CHECK(esp_timer_start_periodic(sleep_timer_, 1000000));
diff --git a/main/boards/xmini-c3-4g/xmini_c3_4g_board.cc b/main/boards/xmini-c3-4g/xmini_c3_4g_board.cc
index 8c3bc733..3e260b07 100644
--- a/main/boards/xmini-c3-4g/xmini_c3_4g_board.cc
+++ b/main/boards/xmini-c3-4g/xmini_c3_4g_board.cc
@@ -10,6 +10,7 @@
 #include "sleep_timer.h"
 #include "font_awesome_symbols.h"
 #include "adc_battery_monitor.h"
+#include "press_to_talk_mcp_tool.h"
 
 #include <wifi_station.h>
 #include <esp_log.h>
@@ -31,9 +32,9 @@ private:
     esp_lcd_panel_handle_t panel_ = nullptr;
     Display* display_ = nullptr;
     Button boot_button_;
-    bool press_to_talk_enabled_ = false;
     SleepTimer* sleep_timer_ = nullptr;
     AdcBatteryMonitor* adc_battery_monitor_ = nullptr;
+    PressToTalkMcpTool* press_to_talk_tool_ = nullptr;
 
     void InitializeBatteryMonitor() {
         adc_battery_monitor_ = new AdcBatteryMonitor(ADC_UNIT_1, ADC_CHANNEL_4, 100000, 100000, GPIO_NUM_12);
@@ -145,44 +146,25 @@ private:
     void InitializeButtons() {
         boot_button_.OnClick([this]() {
             auto& app = Application::GetInstance();
-            if (!press_to_talk_enabled_) {
+            if (!press_to_talk_tool_ || !press_to_talk_tool_->IsPressToTalkEnabled()) {
                 app.ToggleChatState();
             }
         });
         boot_button_.OnPressDown([this]() {
-            if (press_to_talk_enabled_) {
+            if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
                 Application::GetInstance().StartListening();
             }
         });
         boot_button_.OnPressUp([this]() {
-            if (press_to_talk_enabled_) {
+            if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
                 Application::GetInstance().StopListening();
             }
         });
     }
 
     void InitializeTools() {
-        Settings settings("vendor");
-        press_to_talk_enabled_ = settings.GetInt("press_to_talk", 0) != 0;
-
-        auto& mcp_server = McpServer::GetInstance();
-        mcp_server.AddTool("self.set_press_to_talk",
-            "Switch between press to talk mode (长按说话) and click to talk mode (单击说话).\n"
-            "The mode can be `press_to_talk` or `click_to_talk`.",
-            PropertyList({
-                Property("mode", kPropertyTypeString)
-            }),
-            [this](const PropertyList& properties) -> ReturnValue {
-                auto mode = properties["mode"].value<std::string>();
-                if (mode == "press_to_talk") {
-                    SetPressToTalkEnabled(true);
-                    return true;
-                } else if (mode == "click_to_talk") {
-                    SetPressToTalkEnabled(false);
-                    return true;
-                }
-                throw std::runtime_error("Invalid mode: " + mode);
-            });
+        press_to_talk_tool_ = new PressToTalkMcpTool();
+        press_to_talk_tool_->Initialize();
     }
 
 public:
@@ -220,18 +202,6 @@ public:
         return true;
     }
 
-    void SetPressToTalkEnabled(bool enabled) {
-        press_to_talk_enabled_ = enabled;
-
-        Settings settings("vendor", true);
-        settings.SetInt("press_to_talk", enabled ? 1 : 0);
-        ESP_LOGI(TAG, "Press to talk enabled: %d", enabled);
-    }
-
-    bool IsPressToTalkEnabled() {
-        return press_to_talk_enabled_;
-    }
-
     virtual void SetPowerSaveMode(bool enabled) override {
         if (!enabled) {
             sleep_timer_->WakeUp();
diff --git a/main/boards/xmini-c3-v3/xmini_c3_board.cc b/main/boards/xmini-c3-v3/xmini_c3_board.cc
index 0814e3f0..07a5fc7a 100644
--- a/main/boards/xmini-c3-v3/xmini_c3_board.cc
+++ b/main/boards/xmini-c3-v3/xmini_c3_board.cc
@@ -10,6 +10,7 @@
 #include "power_save_timer.h"
 #include "font_awesome_symbols.h"
 #include "adc_battery_monitor.h"
+#include "press_to_talk_mcp_tool.h"
 
 #include <wifi_station.h>
 #include <esp_log.h>
@@ -31,9 +32,9 @@ private:
     esp_lcd_panel_handle_t panel_ = nullptr;
     Display* display_ = nullptr;
     Button boot_button_;
-    bool press_to_talk_enabled_ = false;
     PowerSaveTimer* power_save_timer_ = nullptr;
     AdcBatteryMonitor* adc_battery_monitor_ = nullptr;
+    PressToTalkMcpTool* press_to_talk_tool_ = nullptr;
 
     void InitializePowerManager() {
         adc_battery_monitor_ = new AdcBatteryMonitor(ADC_UNIT_1, ADC_CHANNEL_3, 100000, 100000, GPIO_NUM_12);
@@ -140,7 +141,7 @@ private:
             if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
                 ResetWifiConfiguration();
             }
-            if (!press_to_talk_enabled_) {
+            if (!press_to_talk_tool_ || !press_to_talk_tool_->IsPressToTalkEnabled()) {
                 app.ToggleChatState();
             }
         });
@@ -148,39 +149,20 @@ private:
             if (power_save_timer_) {
                 power_save_timer_->WakeUp();
             }
-            if (press_to_talk_enabled_) {
+            if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
                 Application::GetInstance().StartListening();
             }
         });
         boot_button_.OnPressUp([this]() {
-            if (press_to_talk_enabled_) {
+            if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
                 Application::GetInstance().StopListening();
             }
         });
     }
 
     void InitializeTools() {
-        Settings settings("vendor");
-        press_to_talk_enabled_ = settings.GetInt("press_to_talk", 0) != 0;
-
-        auto& mcp_server = McpServer::GetInstance();
-        mcp_server.AddTool("self.set_press_to_talk",
-            "Switch between press to talk mode (长按说话) and click to talk mode (单击说话).\n"
-            "The mode can be `press_to_talk` or `click_to_talk`.",
-            PropertyList({
-                Property("mode", kPropertyTypeString)
-            }),
-            [this](const PropertyList& properties) -> ReturnValue {
-                auto mode = properties["mode"].value<std::string>();
-                if (mode == "press_to_talk") {
-                    SetPressToTalkEnabled(true);
-                    return true;
-                } else if (mode == "click_to_talk") {
-                    SetPressToTalkEnabled(false);
-                    return true;
-                }
-                throw std::runtime_error("Invalid mode: " + mode);
-            });
+        press_to_talk_tool_ = new PressToTalkMcpTool();
+        press_to_talk_tool_->Initialize();
     }
 
 public:
@@ -216,18 +198,6 @@ public:
         return true;
     }
 
-    void SetPressToTalkEnabled(bool enabled) {
-        press_to_talk_enabled_ = enabled;
-
-        Settings settings("vendor", true);
-        settings.SetInt("press_to_talk", enabled ? 1 : 0);
-        ESP_LOGI(TAG, "Press to talk enabled: %d", enabled);
-    }
-
-    bool IsPressToTalkEnabled() {
-        return press_to_talk_enabled_;
-    }
-
     virtual void SetPowerSaveMode(bool enabled) override {
         if (!enabled) {
             power_save_timer_->WakeUp();
diff --git a/main/boards/xmini-c3/xmini_c3_board.cc b/main/boards/xmini-c3/xmini_c3_board.cc
index add3e67c..20a6e323 100644
--- a/main/boards/xmini-c3/xmini_c3_board.cc
+++ b/main/boards/xmini-c3/xmini_c3_board.cc
@@ -9,6 +9,7 @@
 #include "config.h"
 #include "power_save_timer.h"
 #include "font_awesome_symbols.h"
+#include "press_to_talk_mcp_tool.h"
 
 #include <wifi_station.h>
 #include <esp_log.h>
@@ -29,8 +30,8 @@ private:
     esp_lcd_panel_handle_t panel_ = nullptr;
     Display* display_ = nullptr;
     Button boot_button_;
-    bool press_to_talk_enabled_ = false;
     PowerSaveTimer* power_save_timer_ = nullptr;
+    PressToTalkMcpTool* press_to_talk_tool_ = nullptr;
 
     void InitializePowerSaveTimer() {
 #if CONFIG_USE_ESP_WAKE_WORD
@@ -126,7 +127,7 @@ private:
             if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
                 ResetWifiConfiguration();
             }
-            if (!press_to_talk_enabled_) {
+            if (!press_to_talk_tool_ || !press_to_talk_tool_->IsPressToTalkEnabled()) {
                 app.ToggleChatState();
             }
         });
@@ -134,39 +135,20 @@ private:
             if (power_save_timer_) {
                 power_save_timer_->WakeUp();
             }
-            if (press_to_talk_enabled_) {
+            if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
                 Application::GetInstance().StartListening();
             }
         });
         boot_button_.OnPressUp([this]() {
-            if (press_to_talk_enabled_) {
+            if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
                 Application::GetInstance().StopListening();
             }
         });
     }
 
     void InitializeTools() {
-        Settings settings("vendor");
-        press_to_talk_enabled_ = settings.GetInt("press_to_talk", 0) != 0;
-
-        auto& mcp_server = McpServer::GetInstance();
-        mcp_server.AddTool("self.set_press_to_talk",
-            "Switch between press to talk mode (长按说话) and click to talk mode (单击说话).\n"
-            "The mode can be `press_to_talk` or `click_to_talk`.",
-            PropertyList({
-                Property("mode", kPropertyTypeString)
-            }),
-            [this](const PropertyList& properties) -> ReturnValue {
-                auto mode = properties["mode"].value<std::string>();
-                if (mode == "press_to_talk") {
-                    SetPressToTalkEnabled(true);
-                    return true;
-                } else if (mode == "click_to_talk") {
-                    SetPressToTalkEnabled(false);
-                    return true;
-                }
-                throw std::runtime_error("Invalid mode: " + mode);
-            });
+        press_to_talk_tool_ = new PressToTalkMcpTool();
+        press_to_talk_tool_->Initialize();
     }
 
 public:
@@ -198,16 +180,11 @@ public:
         return &audio_codec;
     }
 
-    void SetPressToTalkEnabled(bool enabled) {
-        press_to_talk_enabled_ = enabled;
-
-        Settings settings("vendor", true);
-        settings.SetInt("press_to_talk", enabled ? 1 : 0);
-        ESP_LOGI(TAG, "Press to talk enabled: %d", enabled);
-    }
-
-    bool IsPressToTalkEnabled() {
-        return press_to_talk_enabled_;
+    virtual void SetPowerSaveMode(bool enabled) override {
+        if (!enabled) {
+            power_save_timer_->WakeUp();
+        }
+        WifiBoard::SetPowerSaveMode(enabled);
     }
 };
 
diff --git a/main/settings.cc b/main/settings.cc
index 751a5f46..3b40622b 100644
--- a/main/settings.cc
+++ b/main/settings.cc
@@ -67,6 +67,27 @@ void Settings::SetInt(const std::string& key, int32_t value) {
     }
 }
 
+bool Settings::GetBool(const std::string& key, bool default_value) {
+    if (nvs_handle_ == 0) {
+        return default_value;
+    }
+
+    uint8_t value;
+    if (nvs_get_u8(nvs_handle_, key.c_str(), &value) != ESP_OK) {
+        return default_value;
+    }
+    return value != 0;
+}
+
+void Settings::SetBool(const std::string& key, bool value) {
+    if (read_write_) {
+        ESP_ERROR_CHECK(nvs_set_u8(nvs_handle_, key.c_str(), value ? 1 : 0));
+        dirty_ = true;
+    } else {
+        ESP_LOGW(TAG, "Namespace %s is not open for writing", ns_.c_str());
+    }
+}
+
 void Settings::EraseKey(const std::string& key) {
     if (read_write_) {
         auto ret = nvs_erase_key(nvs_handle_, key.c_str());
diff --git a/main/settings.h b/main/settings.h
index 0fe13885..7eb596ec 100644
--- a/main/settings.h
+++ b/main/settings.h
@@ -13,6 +13,8 @@ public:
     void SetString(const std::string& key, const std::string& value);
     int32_t GetInt(const std::string& key, int32_t default_value = 0);
     void SetInt(const std::string& key, int32_t value);
+    bool GetBool(const std::string& key, bool default_value = false);
+    void SetBool(const std::string& key, bool value);
     void EraseKey(const std::string& key);
     void EraseAll();