diff --git a/src/MindVisionMain.cpp b/src/MindVisionMain.cpp
index a887852..9248c6c 100644
--- a/src/MindVisionMain.cpp
+++ b/src/MindVisionMain.cpp
@@ -126,7 +126,7 @@ int main(int /*argc*/, char* /*argv*/[]) {
     static int Numbe = 0;
     std::string target_color = "red";
     int cam_id = 0;
-    cv::Size default_resolution(640, 480); // Changed to 640x480 for consistency with SJTU project
+    cv::Size default_resolution(1280, 720); // Changed to 640x480 for consistency with SJTU project
     bool use_ttl = false; // Set to false to disable TTL communication