diff --git a/notes.ods b/notes.ods
index a121c2a..21a623f 100644
Binary files a/notes.ods and b/notes.ods differ
diff --git a/src/config.h b/src/config.h
index 2317a16..384340b 100644
--- a/src/config.h
+++ b/src/config.h
@@ -5,15 +5,22 @@
 #include <Arduino.h>
 
 // Pin Definitions
-#define I2S_DATA_IN_PIN  41   // Data input pin for INMP441
-#define I2S_BCLK_PIN     42   // Bit clock pin
-#define I2S_LRCLK_PIN    40   // Left-Right clock pin
+#define I2S_DATA_IN_PIN  10   // Data input pin for INMP441 (SD)
+#define I2S_BCLK_PIN     8   // Bit clock pin (SCK)
+#define I2S_LRCLK_PIN    9   // Left-Right clock pin (WS)
+// L/R (Left/Right Select) connect to GND for Left channel, VDD for right channel 
+
+// I2S Configuration
+#define I2S_PORT I2S_NUM_0
+#define DMA_BUF_COUNT 8
+#define DMA_BUF_LEN 64
 
 // Audio Configuration
 #define SAMPLES 1024           // Must be a power of 2
 #define SAMPLING_FREQUENCY 16000
 #define MAX_RETRIES 3
-#define NOISE_THRESHOLD 50
+// #define NOISE_THRESHOLD 50
+#define NOISE_THRESHOLD 750000
 
 // BLE Configuration
 #define BLE_DEVICE_NAME "ESP32 MIDI Device"
@@ -27,10 +34,6 @@
 // Watchdog Configuration 
 #define WDT_TIMEOUT 10000  // Watchdog timeout in milliseconds
 
-// I2S Configuration
-#define I2S_PORT I2S_NUM_0
-#define DMA_BUF_COUNT 8
-#define DMA_BUF_LEN 64
 
 // Flash Configuration
 #define PROGRAM_PARTITION_SIZE 1310720  // Default app partition size ~1.3MB