diff --git a/README.md b/README.md
index 14e58e69..7fb9e337 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-This is very basic Android Studio project implementing <a href="https://github.com/alfredh/baresip">baresip</a> based SIP User Agent.
+This is a bare bone Android Studio project implementing <a href="https://github.com/alfredh/baresip">baresip</a> based SIP User Agent.
 
-Currently supports voice calls and messages with TLS transport, voicemail MWI, incoming call transfer requests (REFER), PCMU/PCMA, iLBC, G.726, G.722, and G.722.1, and opus voice codecs, as well as ZRTP and (DTLS) SRTP media encapsulation.
+Currently the application supports voice calling and messaging, UDP, TCP, and TLS signaling transports, voicemail Message Waiting Indication, incoming call transfers (REFER), PCMU/PCMA, iLBC, G.726, G.722, G.722.1, AMR, and Opus voice codecs, as well as ZRTP and (DTLS) SRTP media encapsulation.
 
 Motivated by need for a secure SIP user agent for Android that does not depend on third party push notification services.
 
@@ -15,3 +15,4 @@ Then in Android Studio 3.5.1:
 Available also on <a href="https://f-droid.org/app/com.tutpro.baresip">F-Droid</a> and <a href="https://play.google.com/store/apps/details?id=com.tutpro.baresip&hl=en_US">Google Play</a>.
 
 Copyright (c) 2018 TutPro Inc. Distributed under BSD-3-Clause license.
+x
\ No newline at end of file