diff --git a/MBL/source_ns/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h b/MBL/source_ns/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h
index 46258c2..cf5b5de 100755
--- a/MBL/source_ns/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h
+++ b/MBL/source_ns/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h
@@ -15,7 +15,7 @@
 #define CM2310A_868MHZ  2
 #define CM2310A_915MHZ  3
 
-#define PRODUCT_FREQUENCY  CM2310A_868MHZ//选择基础频点
+#define PRODUCT_FREQUENCY  CM2310A_433MHZ//选择基础频点
 
 #include "radio_spi.h"
 #include "CMT2310A_def.h"
diff --git a/NSPE/WIFI_IOT/bsp/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h b/NSPE/WIFI_IOT/bsp/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h
index 8abe269..223fffc 100755
--- a/NSPE/WIFI_IOT/bsp/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h
+++ b/NSPE/WIFI_IOT/bsp/drivers/CMT2310/3_Ebyte_WirelessModule_Drivers/E48xMx/radio_hal.h
@@ -15,7 +15,7 @@
 #define CM2310A_868MHZ  2
 #define CM2310A_915MHZ  3
 
-#define PRODUCT_FREQUENCY  CM2310A_868MHZ//选择基础频点
+#define PRODUCT_FREQUENCY  CM2310A_433MHZ//选择基础频点
 
 #include "radio_spi.h"
 #include "CMT2310A_def.h"