diff --git a/tools/bt/bt.cpp b/tools/bt/bt.cpp
new file mode 100644
index 0000000..6add8df
--- /dev/null
+++ b/tools/bt/bt.cpp
@@ -0,0 +1,6 @@
+#include "bt.hpp"
+
+void BtDataHandler::SendData(std::ifstream input, int command)
+{
+    /* TODO: implement this. */
+}
diff --git a/tools/bt/bt.hpp b/tools/bt/bt.hpp
new file mode 100644
index 0000000..a8879d4
--- /dev/null
+++ b/tools/bt/bt.hpp
@@ -0,0 +1,22 @@
+#pragma once
+
+#include "interface.hpp"
+#include "updatehelper.hpp"
+
+class BtDataHandler : public DataInterface
+{
+  public:
+    explicit BtDataHandler(UpdateHelperInterface* helper) : helper(helper)
+    {
+    }
+
+    void SendData(std::ifstream input, int command) override;
+
+    bool External() override
+    {
+        return false;
+    }
+
+  private:
+    UpdateHelperInterface* helper;
+};