diff --git a/Notify_aprs.md b/Notify_aprs.md
index 9269625..ac477a2 100644
--- a/Notify_aprs.md
+++ b/Notify_aprs.md
@@ -4,7 +4,7 @@
 * **Message Format**: Text
 * **Message Limit**: 67 Characters
 
-Bark is an iOS App which allows you to push custom notifications to your iPhone.
+Automatic Packet Reporting System (APRS) is an [amateur radio](https://en.wikipedia.org/wiki/Amateur_radio)-based system for real time digital communications of information of immediate value in the local area.
 
 ### Syntax
 Valid authentication syntax is as follows: