diff --git a/MicroDexed.ino b/MicroDexed.ino
index 23914fe..a4349df 100644
--- a/MicroDexed.ino
+++ b/MicroDexed.ino
@@ -54,35 +54,40 @@ AudioFilterStateVariable filter1;
 AudioEffectDelay         delay1;
 AudioMixer4              mixer1;
 AudioMixer4              mixer2;
-AudioConnection          patchCord1(queue1, peak1);
-AudioConnection          patchCord2(queue1, 0, filter1, 0);
-AudioConnection          patchCord3(filter1, 0, delay1, 0);
-AudioConnection          patchCord4(filter1, 0, mixer1, 0);
-AudioConnection          patchCord5(filter1, 0, mixer2, 0);
-AudioConnection          patchCord6(delay1, 0, mixer1, 1);
-AudioConnection          patchCord7(delay1, 0, mixer2, 2);
-AudioConnection          patchCord8(mixer1, delay1);
-AudioConnection          patchCord9(queue1, 0, mixer1, 3); // for disabling the filter
-AudioConnection          patchCord10(mixer1, 0, mixer2, 1);
-#if defined(TEENSY_AUDIO_BOARD) || defined(TGA_AUDIO_BOARD)
+AudioConnection          patchCord0(queue1, peak1);
+AudioConnection          patchCord1(queue1, 0, filter1, 0);
+AudioConnection          patchCord2(filter1, 0, delay1, 0);
+AudioConnection          patchCord3(filter1, 0, mixer1, 0);
+AudioConnection          patchCord4(filter1, 0, mixer2, 0);
+AudioConnection          patchCord5(delay1, 0, mixer1, 1);
+AudioConnection          patchCord6(delay1, 0, mixer2, 2);
+AudioConnection          patchCord7(mixer1, delay1);
+AudioConnection          patchCord8(queue1, 0, mixer1, 3); // for disabling the filter
+AudioConnection          patchCord9(mixer1, 0, mixer2, 1);
+#if defined(TEENSY_AUDIO_BOARD)
 AudioOutputI2S           i2s1;
-AudioConnection          patchCord11(mixer2, 0, i2s1, 0);
-AudioConnection          patchCord12(mixer2, 0, i2s1, 1);
-#ifdef TEENSY_AUDIO_BOARD
+AudioConnection          patchCord110(mixer2, 0, i2s1, 0);
+AudioConnection          patchCord111(mixer2, 0, i2s1, 1);
 AudioControlSGTL5000     sgtl5000_1;
-#else
+#elif defined(TGA_AUDIO_BOARD)
+AudioOutputI2S           i2s1;
+AudioAmplifier           volume_r;
+AudioAmplifier           volume_l;
+AudioConnection          patchCord10(mixer2, volume_r);
+AudioConnection          patchCord11(mixer2, volume_l);
+AudioConnection          patchCord12(volume_r, 0, i2s1, 1);
+AudioConnection          patchCord13(volume_l, 0, i2s1, 0);
 AudioControlWM8731master wm8731_1;
-#endif
 #else
 AudioOutputPT8211        pt8211_1;
 AudioAmplifier           volume_master;
 AudioAmplifier           volume_r;
 AudioAmplifier           volume_l;
-AudioConnection          patchCord11(mixer2, 0, volume_master, 0);
-AudioConnection          patchCord12(volume_master, volume_r);
-AudioConnection          patchCord13(volume_master, volume_l);
-AudioConnection          patchCord14(volume_r, 0, pt8211_1, 0);
-AudioConnection          patchCord15(volume_l, 0, pt8211_1, 1);
+AudioConnection          patchCord10(mixer2, 0, volume_master, 0);
+AudioConnection          patchCord11(volume_master, volume_r);
+AudioConnection          patchCord12(volume_master, volume_l);
+AudioConnection          patchCord13(volume_r, 0, pt8211_1, 0);
+AudioConnection          patchCord14(volume_l, 0, pt8211_1, 1);
 #endif
 
 Dexed* dexed = new Dexed(SAMPLE_RATE);
diff --git a/config.h b/config.h
index 66ffa02..8e2bab3 100644
--- a/config.h
+++ b/config.h
@@ -43,7 +43,8 @@
 #define MIDI_DEVICE_USB_HOST 1
 
 // AUDIO
-//#define TEENSY_AUDIO_BOARD 1
+// If nothing is defined PT8211 is used as audio output device!
+#define TEENSY_AUDIO_BOARD 1
 //#define TGA_AUDIO_BOARD 
 
 //*************************************************************************************************
@@ -171,32 +172,21 @@
 #ifdef MIDI_DEVICE_USB
 #define USBCON 1
 #endif
-#if !defined(__MK66FX1M0__) // check for Teensy-3.6
-#define MAX_NOTES 11        // No? 
-#undef USE_ONBOARD_USB_HOST
-#else
-#define MAX_NOTES 16        // Yes
-#endif
-
-// MIDI
-#ifdef MIDI_DEVICE_USB
-#define USBCON 1
-#endif
-#if defined(__MK66FX1M0__)
+#if defined(__MK66FX1M0__) // Teensy-3.6
 // Teensy-3.6 settings
 #define MIDI_DEVICE_USB_HOST 1
+#define MAX_NOTES 16
 #else
 // Teensy-3.5 settings
 #undef MIDI_DEVICE_USB_HOST
-#endif
-// Engine
-#if defined(__MK66FX1M0__)
-// Teensy-3.6 settings
-#define MAX_NOTES 16
-#else
 #define MAX_NOTES 11
 #endif
 
+// Audio
+#ifdef TGA_AUDIO_BOARD
+#define REDUCE_LOUDNESS 2
+#endif
+
 // Some optimizations
 #define USE_TEENSY_DSP 1
 #define SUM_UP_AS_INT 1