diff --git a/doc/README.md b/doc/README.md
index 5895910..df545b4 100644
--- a/doc/README.md
+++ b/doc/README.md
@@ -34,7 +34,18 @@ Run the eg-amp plugin over the given slice of the file.
 
 ## `rflanger split index delay_depth_avg law_freq`
 
-Runs the Retro Flanger script from the SWH plugins.
+Run the Retro Flanger script from the SWH plugins.
+
+ - `delay_depth_avg` is for the `Average stall (ms)` parameter of the plugin.
+ - `law_freq` is for the `Flange frequency` parameter of the plugin.
+
+## `eq split index lo mid hi`
+
+Run the DJ EQ plugin from the SWH plugins.
+
+`lo`, `mid`, and `hi` are the respective dB gains for each frequency range.
+
+All three ranges accept gains from -70dB to +6dB.
 
 ## TODO `echo split index delay`