diff --git a/src/bluetoothmode.h b/src/bluetoothmode.h
new file mode 100644
index 0000000..8f58989
--- /dev/null
+++ b/src/bluetoothmode.h
@@ -0,0 +1,12 @@
+#pragma once
+
+#include <cstdint>
+
+namespace {
+enum class BluetoothMode : uint8_t
+{
+    Off,
+    Master,
+    Slave
+};
+}
diff --git a/src/changevaluedisplay.h b/src/changevaluedisplay.h
index 54bd889..3de6a21 100644
--- a/src/changevaluedisplay.h
+++ b/src/changevaluedisplay.h
@@ -136,6 +136,7 @@ void ChangeValueDisplay<Tvalue>::confirm()
 }
 
 #include "changevaluedisplay_bool.h"
+#include "changevaluedisplay_bluetoothmode.h"
 #include "changevaluedisplay_controlmode.h"
 #include "changevaluedisplay_controltype.h"
 #include "changevaluedisplay_larsmmode_mode.h"
diff --git a/src/changevaluedisplay_bluetoothmode.h b/src/changevaluedisplay_bluetoothmode.h
new file mode 100644
index 0000000..4a8949d
--- /dev/null
+++ b/src/changevaluedisplay_bluetoothmode.h
@@ -0,0 +1,61 @@
+#pragma once
+
+#include "changevaluedisplay.h"
+#include "menudisplay.h"
+#include "staticmenudefinition.h"
+#include "utils.h"
+#include "actions/dummyaction.h"
+#include "icons/back.h"
+#include "texts.h"
+#include "bluetoothmode.h"
+
+namespace {
+template<>
+class ChangeValueDisplay<BluetoothMode> :
+    public MenuDisplay,
+    public StaticMenuDefinition<
+        makeComponent<MenuItem, StaticText<TEXT_OFF>,    DummyAction>,
+        makeComponent<MenuItem, StaticText<TEXT_MASTER>, DummyAction>,
+        makeComponent<MenuItem, StaticText<TEXT_SLAVE>,  DummyAction>,
+        makeComponent<MenuItem, StaticText<TEXT_BACK>,   DummyAction, StaticMenuItemIcon<&icons::back>>
+    >,
+    public virtual AccessorInterface<BluetoothMode>,
+    public virtual ActionInterface
+{
+    using Base = MenuDisplay;
+
+public:
+    void start() override;
+
+    void itemPressed(int index) override;
+};
+
+void ChangeValueDisplay<BluetoothMode>::start()
+{
+    Base::start();
+
+    if (getValue() == BluetoothMode::Off)
+        setSelectedIndex(0);
+    else if (getValue() == BluetoothMode::Master)
+        setSelectedIndex(1);
+    else if (getValue() == BluetoothMode::Slave)
+        setSelectedIndex(2);
+    else
+    {
+        Serial.printf("Unknown BluetoothMode: %i", int(getValue()));
+        setSelectedIndex(4);
+    }
+}
+
+void ChangeValueDisplay<BluetoothMode>::itemPressed(int index)
+{
+    switch (index)
+    {
+    case 0: setValue(BluetoothMode::Off); break;
+    case 1: setValue(BluetoothMode::Master); break;
+    case 2: setValue(BluetoothMode::Slave); break;
+    }
+
+    triggered();
+}
+}
diff --git a/src/displays/menus/settingsmenu.h b/src/displays/menus/settingsmenu.h
index a56808a..35cb7af 100644
--- a/src/displays/menus/settingsmenu.h
+++ b/src/displays/menus/settingsmenu.h
@@ -5,6 +5,7 @@
 #include "menudisplay.h"
 #include "staticmenudefinition.h"
 #include "utils.h"
+#include "changevaluedisplay.h"
 #include "actions/toggleboolaction.h"
 #include "actions/switchscreenaction.h"
 #include "checkboxicon.h"
@@ -31,6 +32,15 @@ class MainMenu;
 }
 
 namespace {
+class SettingsMenu;
+using BluetoothModeChangeDisplay = makeComponent<
+    ChangeValueDisplay<BluetoothMode>,
+    StaticText<TEXT_BLUETOOTHMODE>,
+    BluetoothModeAccessor,
+    BackActionInterface<SwitchScreenAction<SettingsMenu>>,
+    SwitchScreenAction<SettingsMenu>
+>;
+
 struct FrontLedAccessor : public RefAccessor<bool> { bool &getRef() const override { return front.command.led; } };
 struct BackLedAccessor : public RefAccessor<bool> { bool &getRef() const override { return back.command.led; } };
 
@@ -45,6 +55,7 @@ class SettingsMenu :
         makeComponent<MenuItem, StaticText<TEXT_MODESSETTINGS>,                 SwitchScreenAction<ModesSettingsMenu>>,
         makeComponent<MenuItem, StaticText<TEXT_CONTROLLERHARDWARESETTINGS>,    SwitchScreenAction<ControllerHardwareSettingsMenu>, StaticMenuItemIcon<&icons::hardware>>,
         makeComponent<MenuItem, StaticText<TEXT_BOARDCOMPUTERHARDWARESETTINGS>, SwitchScreenAction<BoardcomputerHardwareSettingsMenu>, StaticMenuItemIcon<&icons::hardware>>,
+        makeComponent<MenuItem, StaticText<TEXT_BLUETOOTHMODE>,                 SwitchScreenAction<BluetoothModeChangeDisplay>>,
 #ifdef FEATURE_BMS
         makeComponent<MenuItem, StaticText<TEXT_AUTOCONNECTBMS>,                ToggleBoolAction, CheckboxIcon, AutoConnectBmsAccessor>,
 #endif
diff --git a/src/main.cpp b/src/main.cpp
index 4a440b3..3095bb2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -18,6 +18,7 @@
 #include "ota.h"
 #include "presets.h"
 #include "statistics.h"
+#include "actions/bluetoothbeginaction.h"
 #include "actions/bluetoothbeginmasteraction.h"
 #include "actions/bluetoothconnectbmsaction.h"
 #include "webserver.h"
@@ -73,11 +74,15 @@ void setup()
     WiFi.softAP(deviceName, "Passwort_123");
     WiFi.begin("realraum", "r3alraum");
 
-    BluetoothBeginMasterAction{}.triggered();
+    if (settings.bluetoothMode == BluetoothMode::Master)
+    {
+        BluetoothBeginMasterAction{}.triggered();
 #ifdef FEATURE_BMS
-    if (settings.autoConnectBms)
-        BluetoothConnectBmsAction{}.triggered();
+        if (settings.autoConnectBms)
+            BluetoothConnectBmsAction{}.triggered();
 #endif
+    } else if (settings.bluetoothMode == BluetoothMode::Slave)
+        BluetoothBeginAction{}.triggered();
 
     front.serial.get().begin(38400, SERIAL_8N1, PINS_RX1, PINS_TX1);
     back.serial.get().begin(38400, SERIAL_8N1, PINS_RX2, PINS_TX2);
diff --git a/src/presets.h b/src/presets.h
index cd8c20b..8a1393c 100644
--- a/src/presets.h
+++ b/src/presets.h
@@ -112,7 +112,8 @@ constexpr Settings defaultSettings{
 #ifdef FEATURE_BMS
     .autoConnectBms = false,
 #endif
-    .reverseBeep = true,
+    .bluetoothMode = BluetoothMode::Off,
+    .reverseBeep = false,
     .reverseBeepFreq0 = 3,
     .reverseBeepFreq1 = 0,
     .reverseBeepDuration0 = 500,
diff --git a/src/screens.h b/src/screens.h
index d2b5109..22d5033 100644
--- a/src/screens.h
+++ b/src/screens.h
@@ -118,6 +118,8 @@ union X {
     UpdateDisplay updateDisplay;
 #endif
 
+    BluetoothModeChangeDisplay bluetoothModeChangeDisplay;
+
     FrontFreqChangeScreen changeFrontFreq;
     FrontPatternChangeScreen changeFrontPattern;
     BackFreqChangeScreen changeBackFreq;
@@ -254,6 +256,8 @@ template<> decltype(displays.statusDisplay)                                    &
 template<> decltype(displays.updateDisplay)                                    &getRefByType<decltype(displays.updateDisplay)>()                                    { return displays.updateDisplay; }
 #endif
 
+template<> decltype(displays.bluetoothModeChangeDisplay)                       &getRefByType<decltype(displays.bluetoothModeChangeDisplay)>()                       { return displays.bluetoothModeChangeDisplay; }
+
 template<> decltype(displays.changeFrontFreq)                                  &getRefByType<decltype(displays.changeFrontFreq)>()                                  { return displays.changeFrontFreq; }
 template<> decltype(displays.changeFrontPattern)                               &getRefByType<decltype(displays.changeFrontPattern)>()                               { return displays.changeFrontPattern; }
 template<> decltype(displays.changeBackFreq)                                   &getRefByType<decltype(displays.changeBackFreq)>()                                   { return displays.changeBackFreq; }
diff --git a/src/settings.h b/src/settings.h
index 0a2a81f..836443d 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -4,6 +4,8 @@
 
 #include "bobbycar-protocol/protocol.h"
 
+#include "bluetoothmode.h"
+
 namespace {
 enum class LarsmModeMode : uint8_t { Mode1, Mode2, Mode3, Mode4 };
 
@@ -12,6 +14,9 @@ struct Settings
 #ifdef FEATURE_BMS
     bool autoConnectBms;
 #endif
+
+    BluetoothMode bluetoothMode;
+
     bool reverseBeep;
     uint8_t reverseBeepFreq0;
     uint8_t reverseBeepFreq1;
@@ -79,6 +84,9 @@ void Settings::executeForEverySetting(T &&callable)
 #ifdef FEATURE_BMS
     callable("autoConnectBms", autoConnectBms);
 #endif
+
+    callable("bluetoothMode", bluetoothMode);
+
     callable("reverseBeep", reverseBeep);
     callable("revBeepFreq0", reverseBeepFreq0);
     callable("revBeepFreq1", reverseBeepFreq1);
diff --git a/src/settingsaccessors.h b/src/settingsaccessors.h
index 94cbb03..6305b07 100644
--- a/src/settingsaccessors.h
+++ b/src/settingsaccessors.h
@@ -15,6 +15,7 @@ struct RefAccessorSaveSettings : public virtual RefAccessor<T>
 #ifdef FEATURE_BMS
 struct AutoConnectBmsAccessor : public RefAccessorSaveSettings<bool> { bool &getRef() const override { return settings.autoConnectBms; } };
 #endif
+struct BluetoothModeAccessor : public RefAccessorSaveSettings<BluetoothMode> { BluetoothMode &getRef() const override { return settings.bluetoothMode; } };
 struct ReverseBeepAccessor : public RefAccessorSaveSettings<bool> { bool &getRef() const override { return settings.reverseBeep; } };
 struct ReverseBeepFreq0Accessor : public RefAccessorSaveSettings<uint8_t> { uint8_t &getRef() const override { return settings.reverseBeepFreq0; } };
 struct ReverseBeepFreq1Accessor : public RefAccessorSaveSettings<uint8_t> { uint8_t &getRef() const override { return settings.reverseBeepFreq1; } };
diff --git a/src/settingssaver.h b/src/settingssaver.h
index dec0fd0..71cf731 100644
--- a/src/settingssaver.h
+++ b/src/settingssaver.h
@@ -7,6 +7,7 @@
 #include <nvs.h>
 
 #include "settings.h"
+#include "bluetoothmode.h"
 
 namespace {
 class SettingsSaver
@@ -91,6 +92,14 @@ template<> struct nvsGetterHelper<LarsmModeMode> { static esp_err_t nvs_get(nvs_
             *out_value = LarsmModeMode(tempValue);
         return err;
     }};
+template<> struct nvsGetterHelper<BluetoothMode> { static esp_err_t nvs_get(nvs_handle handle, const char* key, BluetoothMode* out_value)
+    {
+        uint8_t tempValue;
+        esp_err_t err = nvs_get_u8(handle, key, &tempValue);
+        if (err == ESP_OK)
+            *out_value = BluetoothMode(tempValue);
+        return err;
+    }};
 
 bool SettingsSaver::load(Settings &settings)
 {
@@ -129,6 +138,10 @@ template<> struct nvsSetterHelper<LarsmModeMode> { static esp_err_t nvs_set(nvs_
     {
         return nvs_set_u8(handle, key, uint8_t(value));
     }};
+template<> struct nvsSetterHelper<BluetoothMode> { static esp_err_t nvs_set(nvs_handle handle, const char* key, BluetoothMode value)
+    {
+        return nvs_set_u8(handle, key, uint8_t(value));
+    }};
 
 bool SettingsSaver::save(Settings &settings)
 {
diff --git a/src/texts.h b/src/texts.h
index e67fa00..816ce5c 100644
--- a/src/texts.h
+++ b/src/texts.h
@@ -68,6 +68,7 @@ constexpr char TEXT_WIFISETTINGS[] = "WiFi settings";
 constexpr char TEXT_MODESSETTINGS[] = "Modes settings";
 constexpr char TEXT_CONTROLLERHARDWARESETTINGS[] = "Controller H/W settings";
 constexpr char TEXT_BOARDCOMPUTERHARDWARESETTINGS[] = "Boardcomputer H/W settings";
+constexpr char TEXT_BLUETOOTHMODE[] = "Bluetooth mode";
 constexpr char TEXT_AUTOCONNECTBMS[] = "Auto connect BMS";
 constexpr char TEXT_BUZZER[] = "Buzzer";
 constexpr char TEXT_FRONTLED[] = "Front LED";
@@ -260,6 +261,11 @@ constexpr char TEXT_LARSM[] = "Larsm";
 constexpr char TEXT_GAMETRAK[] = "Gametrak";
 //constexpr char TEXT_BACK[] = "Back";
 
+//ChangeValueDisplay<BluetoothMode>
+constexpr char TEXT_OFF[] = "Off";
+constexpr char TEXT_MASTER[] = "Master";
+constexpr char TEXT_SLAVE[] = "Slave";
+
 //ChangeValueDisplay<bool>
 constexpr char TEXT_TRUE[] = "true";
 constexpr char TEXT_FALSE[] = "false";