diff --git a/Appendix-C:-Firmware-programming.md b/Appendix-C:-Firmware-programming.md
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--- a/Appendix-C:-Firmware-programming.md
+++ b/Appendix-C:-Firmware-programming.md
@@ -1,3 +1,9 @@
+### If you only want to change the EQ of the DAC, you don't have to do any of this.
+
+A much faster, easier way of changing the EQ is to use [George Norton's Headphones Toolbox](https://github.com/george-norton/headphones-toolbox). It's a powerful GUI tool that allows you to shape the EQ any way that you want to. And, it's completely free! Check it out.
+
+Otherwise:
+
 Loading new firmware onto the amplifier board is a core feature of the Ploopy Headphones. In this section, you'll learn how to do it, from start to finish. Even if you have no programming experience whatsoever, this guide will make it possible for you.
 
 ## Set up your computer to build new firmwares