--- /dev/null
+<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
+"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
+<node name="">
+ <interface name="org.ofono.VoiceCall">
+ <method name="GetProperties">
+ <arg type="a{sv}" direction="out"/>
+ </method>
+ <method name="SetProperty">
+ <arg type="s" direction="in"/>
+ <arg type="v" direction="in"/>
+ </method>
+ <method name="Answer"/>
+ <method name="Hangup"/>
+ <method name="Deflect">
+ <arg type="s" direction="in"/>
+ </method>
+ <signal name="PropertyChanged">
+ <arg type="s"/>
+ <arg type="v"/>
+ </signal>
+ <signal name="DisconnectReason">
+ <arg type="s"/>
+ </signal>
+ </interface>
+</node>