diff --git a/src/bluetooth/bluetooth.cpp b/src/bluetooth/bluetooth.cpp
new file mode 100644
index 0000000..b9442e5
--- /dev/null
+++ b/src/bluetooth/bluetooth.cpp
@@ -0,0 +1,33 @@
+/*
+ * bluetooth
+ *
+ * see: esp-idf example bluetooth/a2dp_sink
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+//#include "nvs.h"
+//#include "nvs_flash.h"
+#include "esp_system.h"
+#include "esp_log.h"
+
+#include "bt.h"
+
+#include "bluetooth.h"
+
+using namespace std;
+
+
+Bluetooth::Bluetooth() {
+}
+
+void Bluetooth::init() {
+}
+
+
+void Bluetooth::end() {
+}
diff --git a/src/bluetooth/bluetooth.h b/src/bluetooth/bluetooth.h
new file mode 100644
index 0000000..74babce
--- /dev/null
+++ b/src/bluetooth/bluetooth.h
@@ -0,0 +1,15 @@
+#ifndef _BLUETOOTH_H
+#define _BLUETOOTH_H
+
+#include "hardware.h"
+
+
+class Bluetooth {
+  public:
+    Bluetooth();
+    void init();
+    void end();
+  private:
+};
+
+#endif /* _BLUETOOTH_H */
diff --git a/src/main.cpp b/src/main.cpp
index 2e1ef90..5e50452 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -20,6 +20,7 @@ Keyboard keyboard;
 SDCard sdcard;
 Sound sound;
 Wifi wifi;
+Bluetooth bluetooth;
 
 static const char *soundFile[3][3] = {{"/T0.wav", "/T1.wav", "/T2.wav"},
                                       {"/T3.wav", "/T4.wav", "/T5.wav"},
diff --git a/src/soundboard.h b/src/soundboard.h
index 696a2f5..72242c7 100644
--- a/src/soundboard.h
+++ b/src/soundboard.h
@@ -7,6 +7,7 @@
 #include "sdcard.h"
 #include "sound.h"
 #include "wifi.h"
+#include "bluetooth/bluetooth.h"
 
 #define WIFI_SSID "ssid"
 #define WIFI_PASSWORD "password"
@@ -15,6 +16,7 @@ extern Keyboard keyboard;
 extern SDCard sdcard;
 extern Sound sound;
 extern Wifi wifi;
+extern Bluetooth bluetooth;
 
 
 #endif /* _SOUNDBOARD_H */