diff --git a/README.md b/README.md
index 29a7e2a..1590584 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,6 @@
 # avrm
 
-controller example
\ No newline at end of file
+Radio power amplifier controller prototype
+
+[![Controller prototype](http://img.youtube.com/vi/xIiR1jgM9nI/0.jpg)](http://www.youtube.com/watch?v=xIiR1jgM9nI "Controller prototype")
+