Index: apps/app_senddtmf.c
===================================================================
--- apps/app_senddtmf.c	(revision 131752)
+++ apps/app_senddtmf.c	(working copy)
@@ -40,12 +40,14 @@
 static char *synopsis = "Sends arbitrary DTMF digits";
 
 static char *descrip = 
-" SendDTMF(digits[,timeout_ms]): Sends DTMF digits on a channel. \n"
-" Accepted digits: 0-9, *#abcd, w (.5s pause)\n"
+" SendDTMF(digits[,[timeout_ms][,duration_ms]]): Sends DTMF digits on a channel. \n"
+" Accepted digits: 0-9, *#abcd, (default .25s pause between digits)\n"
 " The application will either pass the assigned digits or terminate if it\n"
-" encounters an error.\n";
+" encounters an error.\n"
+" Optional Params: \n"
+"   timeout_ms: pause between digits.\n"
+"   duration_ms: duration of each digit.\n";
 
-
 static int senddtmf_exec(struct ast_channel *chan, void *vdata)
 {
 	int res = 0;