diff --git a/main/boards/bread-compact-esp32-lcd/config.h b/main/boards/bread-compact-esp32-lcd/config.h
index 2068a2d6..d9a21486 100644
--- a/main/boards/bread-compact-esp32-lcd/config.h
+++ b/main/boards/bread-compact-esp32-lcd/config.h
@@ -34,6 +34,8 @@
 #define ASR_BUTTON_GPIO         GPIO_NUM_19
 #define BUILTIN_LED_GPIO        GPIO_NUM_2
 
+#define ML307_RX_PIN            GPIO_NUM_16
+#define ML307_TX_PIN            GPIO_NUM_17
 
 #ifdef CONFIG_LCD_ST7789_240X240_7PIN
 #define DISPLAY_BACKLIGHT_PIN GPIO_NUM_22
diff --git a/main/boards/bread-compact-esp32-lcd/esp32_bread_board_lcd.cc b/main/boards/bread-compact-esp32-lcd/esp32_bread_board_lcd.cc
index f1c53e3a..5574786c 100644
--- a/main/boards/bread-compact-esp32-lcd/esp32_bread_board_lcd.cc
+++ b/main/boards/bread-compact-esp32-lcd/esp32_bread_board_lcd.cc
@@ -1,4 +1,4 @@
-#include "wifi_board.h"
+#include "dual_network_board.h"
 #include "codecs/no_audio_codec.h"
 #include "display/lcd_display.h"
 #include "system_reset.h"
@@ -58,7 +58,7 @@ static const gc9a01_lcd_init_cmd_t gc9107_lcd_init_cmds[] = {
  
 #define TAG "ESP32-LCD-MarsbearSupport"
 
-class CompactWifiBoardLCD : public WifiBoard {
+class CompactWifiBoardLCD : public DualNetworkBoard {
 private:
     Button boot_button_;
     Button touch_button_;
@@ -137,13 +137,25 @@ private:
 
         boot_button_.OnClick([this]() {
             auto& app = Application::GetInstance();
-            if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
-                ResetWifiConfiguration();
+            if (GetNetworkType() == NetworkType::WIFI) {
+                if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
+                    // cast to WifiBoard
+                    auto& wifi_board = static_cast<WifiBoard&>(GetCurrentBoard());
+                    wifi_board.ResetWifiConfiguration();
+                }
             }
             gpio_set_level(BUILTIN_LED_GPIO, 1);
             app.ToggleChatState();
         });
 
+
+        boot_button_.OnDoubleClick([this]() {
+            auto& app = Application::GetInstance();
+            if (app.GetDeviceState() == kDeviceStateStarting || app.GetDeviceState() == kDeviceStateWifiConfiguring) {
+                SwitchNetworkType();
+            }
+        });
+
         asr_button_.OnClick([this]() {
             std::string wake_word="你好小智";
             Application::GetInstance().WakeWordInvoke(wake_word);
@@ -163,6 +175,7 @@ private:
 
 public:
     CompactWifiBoardLCD() :
+        DualNetworkBoard(ML307_TX_PIN, ML307_RX_PIN),
         boot_button_(BOOT_BUTTON_GPIO), touch_button_(TOUCH_BUTTON_GPIO), asr_button_(ASR_BUTTON_GPIO) {
         InitializeSpi();
         InitializeLcdDisplay();
diff --git a/main/boards/bread-compact-esp32/config.h b/main/boards/bread-compact-esp32/config.h
index 3ff28ea8..0d5ab75d 100644
--- a/main/boards/bread-compact-esp32/config.h
+++ b/main/boards/bread-compact-esp32/config.h
@@ -33,6 +33,9 @@
 #define ASR_BUTTON_GPIO         GPIO_NUM_19
 #define BUILTIN_LED_GPIO        GPIO_NUM_2
 
+#define ML307_RX_PIN            GPIO_NUM_16
+#define ML307_TX_PIN            GPIO_NUM_17
+
 #define DISPLAY_SDA_PIN GPIO_NUM_4
 #define DISPLAY_SCL_PIN GPIO_NUM_15
 #define DISPLAY_WIDTH   128
diff --git a/main/boards/bread-compact-esp32/esp32_bread_board.cc b/main/boards/bread-compact-esp32/esp32_bread_board.cc
index 7c32ce4b..31c08c86 100644
--- a/main/boards/bread-compact-esp32/esp32_bread_board.cc
+++ b/main/boards/bread-compact-esp32/esp32_bread_board.cc
@@ -1,4 +1,4 @@
-#include "wifi_board.h"
+#include "dual_network_board.h"
 #include "codecs/no_audio_codec.h"
 #include "system_reset.h"
 #include "application.h"
@@ -17,7 +17,7 @@
 
 #define TAG "ESP32-MarsbearSupport"
 
-class CompactWifiBoard : public WifiBoard {
+class CompactWifiBoard : public DualNetworkBoard {
 private:
     Button boot_button_;
     Button touch_button_;
@@ -105,13 +105,25 @@ private:
 
         boot_button_.OnClick([this]() {
             auto& app = Application::GetInstance();
-            if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
-                ResetWifiConfiguration();
+            if (GetNetworkType() == NetworkType::WIFI) {
+                if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
+                    // cast to WifiBoard
+                    auto& wifi_board = static_cast<WifiBoard&>(GetCurrentBoard());
+                    wifi_board.ResetWifiConfiguration();
+                }
             }
             gpio_set_level(BUILTIN_LED_GPIO, 1);
             app.ToggleChatState();
         });
 
+
+        boot_button_.OnDoubleClick([this]() {
+            auto& app = Application::GetInstance();
+            if (app.GetDeviceState() == kDeviceStateStarting || app.GetDeviceState() == kDeviceStateWifiConfiguring) {
+                SwitchNetworkType();
+            }
+        });
+
         asr_button_.OnClick([this]() {
             std::string wake_word="你好小智";
             Application::GetInstance().WakeWordInvoke(wake_word);
@@ -133,7 +145,7 @@ private:
     }
 
 public:
-    CompactWifiBoard() : boot_button_(BOOT_BUTTON_GPIO), touch_button_(TOUCH_BUTTON_GPIO), asr_button_(ASR_BUTTON_GPIO)
+    CompactWifiBoard() : DualNetworkBoard(ML307_TX_PIN, ML307_RX_PIN), boot_button_(BOOT_BUTTON_GPIO), touch_button_(TOUCH_BUTTON_GPIO), asr_button_(ASR_BUTTON_GPIO)
     {
         InitializeDisplayI2c();
         InitializeSsd1306Display();