diff --git a/MMDVM.ini b/MMDVM.ini
index a6c9e28..575a588 100644
--- a/MMDVM.ini
+++ b/MMDVM.ini
@@ -1,8 +1,8 @@
 [General]
-Callsign=G9BF
+Callsign=EA5XXX
 Id=123456
 Timeout=180
-Duplex=1
+Duplex=0
 # ModeHang=10
 RFModeHang=10
 NetModeHang=3