diff --git a/UI.hpp b/UI.hpp
index 9e7a31f..a84f399 100644
--- a/UI.hpp
+++ b/UI.hpp
@@ -28,7 +28,7 @@
   const uint8_t MAX_VARIABLES = 5; ///< @note Default: 5
 
   /// Configures the number of available functions per line.
-  const uint8_t MAX_FUNCTIONS = 41; ///< @note Default: 8
+  const uint8_t MAX_FUNCTIONS = 42; ///< @note Default: 8
 
   /// Configures the number of available lines per screen.
   const uint8_t MAX_LINES = 20; ///< @note Default: 12
@@ -37,7 +37,7 @@
   const uint8_t MAX_SCREENS = 2; ///< @note Default: 14
 
   /// Configures the number of available menus per menus system.
-  const uint8_t MAX_MENUS = 44; ///< @note Default: 8
+  const uint8_t MAX_MENUS = 45; ///< @note Default: 8
 
 */
 
@@ -103,10 +103,11 @@ elapsedMillis back_to_main;
 #define MIDI_SOFT_THRU 38
 #define MAX_POLY 39
 #define MONO 40
+#define PANORAMA 41
 /*************************************/
-#define STORE_QUESTION 41
+#define STORE_QUESTION 42
 /*************************************/
-#define MASTER_VOLUME 42
+#define MASTER_VOLUME 43
 /*************************************/
 
 int8_t menu_position[NUM_MENUS];
@@ -708,17 +709,19 @@ LiquidMenu save_sound_menu(lcd);
 /******************************************
    SYSTEM MENU
  ******************************************/
-#define NUM_SYSTEM_MENUS 5
+#define NUM_SYSTEM_MENUS 6
 const char system_text1[] PROGMEM = "Loudness";
 const char system_text2[] PROGMEM = "MIDI Channel";
 const char system_text3[] PROGMEM = "MIDI Soft-Thru";
 const char system_text4[] PROGMEM = "Max. Polyphony";
 const char system_text5[] PROGMEM = "Mono/Stereo";
+const char system_text6[] PROGMEM = "Panorama";
 LiquidLine system_line1(1, 0, system_text1);
 LiquidLine system_line2(1, 1, system_text2);
 LiquidLine system_line3(1, 1, system_text3);
 LiquidLine system_line4(1, 1, system_text4);
 LiquidLine system_line5(1, 1, system_text5);
+LiquidLine system_line6(1, 1, system_text6);
 LiquidScreen system_screen;
 LiquidMenu system_menu(lcd);
 
@@ -772,6 +775,16 @@ LiquidLine mono_line2(1, 1, get_mono_value_text);
 LiquidScreen mono_screen;
 LiquidMenu mono_menu(lcd);
 
+/******************************************
+   PANORAMA MENU
+ ******************************************/
+#define NUM_PANORAMA_MENUS 1
+const char panorama_text1[] PROGMEM = "Panorama";
+LiquidLine panorama_line1(1, 0, panorama_text1);
+LiquidLine panorama_line2(1, 1, configuration.pan);
+LiquidScreen panorama_screen;
+LiquidMenu panorama_menu(lcd);
+
 /******************************************
    INFO MENU
  ******************************************/
@@ -1335,6 +1348,18 @@ void callback_mono_function(void)
   menu_system.update();
 }
 
+void callback_panorama_function(void)
+{
+#ifdef SHOW_DEBUG
+  Serial.println(F("callback_panorama_function"));
+#endif
+  menu_system.change_menu(panorama_menu);
+  menu_position[SYSTEM] = encoder_value[RIGHT_ENCODER];
+  encoder_value[RIGHT_ENCODER] = configuration.mono;
+  enc[RIGHT_ENCODER].write(configuration.mono, ENC_MASTER_PAN_MIN, ENC_MASTER_PAN_MAX);
+  menu_system.update();
+}
+
 /******************************************
    INFO MENU CALLBACKS
  ******************************************/
@@ -1717,12 +1742,13 @@ void init_menus(void)
   store_question_screen.set_displayLineCount(2);
   store_question_menu.add_screen(store_question_screen);
 
-  // setup effects menu
+  // setup system menu
   system_screen.add_line(system_line1);
   system_screen.add_line(system_line2);
   system_screen.add_line(system_line3);
   system_screen.add_line(system_line4);
   system_screen.add_line(system_line5);
+  system_screen.add_line(system_line6);
   system_screen.set_displayLineCount(2);
   system_menu.add_screen(system_screen);
 
@@ -1731,6 +1757,7 @@ void init_menus(void)
   system_line3.attach_function(MIDI_SOFT_THRU, callback_midi_soft_thru_function);
   system_line4.attach_function(MAX_POLY, callback_max_poly_function);
   system_line5.attach_function(MONO, callback_mono_function);
+  system_line6.attach_function(PANORAMA, callback_panorama_function);
 
   // setup loudness
   loudness_screen.add_line(loudness_line1);
@@ -1762,6 +1789,12 @@ void init_menus(void)
   mono_screen.set_displayLineCount(2);
   mono_menu.add_screen(mono_screen);
 
+  // setup panorama
+  panorama_screen.add_line(panorama_line1);
+  panorama_screen.add_line(panorama_line2);
+  panorama_screen.set_displayLineCount(2);
+  panorama_menu.add_screen(panorama_screen);
+
   // setup info menu
   info_screen.add_line(info_line1);
   info_screen.add_line(info_line2);
@@ -1817,6 +1850,7 @@ void init_menus(void)
   menu_system.add_menu(midi_soft_thru_menu);
   menu_system.add_menu(max_poly_menu);
   menu_system.add_menu(mono_menu);
+  menu_system.add_menu(panorama_menu);
   menu_system.add_menu(info_menu);
   menu_system.add_menu(master_volume_menu);
 
@@ -1977,7 +2011,7 @@ void set_velocity_sense(uint8_t value)
   configuration.velocity_sense = value;
 }
 
-void set_pan_trem_frequency(uint8_t value)
+void set_pan_trem_frequency(int8_t value)
 {
   if (value > ENC_PAN_TREM_FREQUENCY_MAX)
     value = ENC_PAN_TREM_FREQUENCY_MAX;
@@ -2292,8 +2326,8 @@ void set_midi_soft_thru(uint8_t value)
 
 void set_max_poly(uint8_t value)
 {
-  if (value > ENC_MAX_POLY_DEFAULT)
-    value = ENC_MAX_POLY_DEFAULT;
+  if (value > ENC_MAX_POLY_MAX)
+    value = ENC_MAX_POLY_MAX;
 #ifdef SHOW_DEBUG
   Serial.print(F("Set MAX_POLY "));
   Serial.println(value);
@@ -2325,6 +2359,19 @@ void set_mono(uint8_t mode)
   }
 }
 
+void set_panorama(uint8_t value)
+{
+  if (value < ENC_MASTER_PAN_MIN)
+    value = ENC_MASTER_PAN_MIN;
+  if (value > ENC_MASTER_PAN_MAX)
+#ifdef SHOW_DEBUG
+  Serial.print(F("Set MASTER_PANORAMA "));
+  Serial.println(value);
+#endif
+  configuration.pan = value;
+  set_master_volume(master_volume);
+}
+
 void set_complete_configuration(void)
 {
   set_decay(configuration.decay);
@@ -2360,6 +2407,7 @@ void set_complete_configuration(void)
   set_midi_soft_thru(configuration.midi_soft_thru);
   set_max_poly(configuration.max_poly);
   set_mono(configuration.mono);
+  set_panorama(configuration.pan);
 }
 
 //********************************************************************************************+
@@ -2721,6 +2769,15 @@ void handle_ui(void)
             menu_system.update();
           }
         }
+        else if (menu_system.get_currentScreen() == &panorama_screen)
+        {
+          if (encoder_tmp != encoder_value[RIGHT_ENCODER])
+          {
+            // value up/down
+            set_panorama(encoder_tmp);
+            menu_system.update();
+          }
+        }
         else
         {
           // Move menu focus
@@ -3148,6 +3205,13 @@ void handle_ui(void)
 #endif
             goto_system_menu(MONO);
           }
+          else if (menu_system.get_currentScreen() == &panorama_screen) // panorama menu
+          {
+#ifdef SHOW_DEBUG
+            Serial.println(F("from panorama to system"));
+#endif
+            goto_system_menu(PANORAMA);
+          }
           else if (menu_system.get_currentScreen() == &info_screen) // info menu
           {
 #ifdef SHOW_DEBUG
diff --git a/config.h b/config.h
index fec77c8..6665d2a 100644
--- a/config.h
+++ b/config.h
@@ -63,7 +63,7 @@
 #define USE_XFADE_DATA 1
 
 // CHORUS parameters
-#define MOD_DELAY_SAMPLE_BUFFER int32_t(TIME_MS2SAMPLES(20.0)) // 10.0 ms delay buffer. 
+#define MOD_DELAY_SAMPLE_BUFFER int32_t(TIME_MS2SAMPLES(20.0)) // 20.0 ms delay buffer. 
 #define MOD_WAVEFORM WAVEFORM_TRIANGLE // WAVEFORM_SINE WAVEFORM_TRIANGLE WAVEFORM_SAWTOOTH WAVEFORM_SAWTOOTH_REVERSE
 #define MOD_FILTER_OUTPUT MOD_LINKWITZ_RILEY_FILTER_OUTPUT // MOD_LINKWITZ_RILEY_FILTER_OUTPUT MOD_BUTTERWORTH_FILTER_OUTPUT MOD_NO_FILTER_OUTPUT
 #define MOD_FILTER_CUTOFF_HZ 3000
@@ -106,7 +106,7 @@
   30: 1.22 Volts p-p
   31: 1.16 Volts p-p
 */
-#define SGTL5000_LINEOUT_LEVEL 21
+#define SGTL5000_LINEOUT_LEVEL 17
 //#define SDCARD_CS_PIN    10
 //#define SDCARD_MOSI_PIN  7
 //#define SDCARD_SCK_PIN   14
@@ -179,7 +179,7 @@
 //* DO NO CHANGE ANYTHING BEYOND IF YOU DON'T KNOW WHAT YOU ARE DOING !!!
 //*************************************************************************************************
 
-#define MICRO_MDAEPIANO_VERSION "0.9.9"
+#define MICRO_MDAEPIANO_VERSION "1.0.0 alpha"
 
 /* HELPER MACROS */
 #define TIME_MS2SAMPLES(x) floor(uint32_t(x) * AUDIO_SAMPLE_RATE / 1000)