diff --git a/ESP-IDF_Robot/main/config.h b/ESP-IDF_Robot/main/config.h
index c209d1f20..a8a947c8c 100644
--- a/ESP-IDF_Robot/main/config.h
+++ b/ESP-IDF_Robot/main/config.h
@@ -28,7 +28,7 @@
 
 
 #define LEDC_DUTY                   (3361) //7820) // 8068, 7944, 7820, 7696, 7572, *7680*, 7424, 7168, 6144, 512, 768
-#define LEDC_FREQUENCY              (5000) //8192) //4000) // For LED the freuqncy of 500Hz seems to be sufficient. // Frequency in Hertz. For DC motor, set frequency at 5 kHz; try 1kHz @ 14 bits resolution
+#define LEDC_FREQUENCY              (2500) //8192) //4000) // For LED the freuqncy of 500Hz seems to be sufficient. // Frequency in Hertz. For DC motor, set frequency at 5 kHz; try 1kHz @ 14 bits resolution
 
 
 #endif