diff --git a/short_control_alarm.dfpwm b/short_control_alarm.dfpwm
new file mode 100644
index 0000000..eb8e06b
Binary files /dev/null and b/short_control_alarm.dfpwm differ
diff --git a/speaker_driver.lua b/speaker_driver.lua
index 696e52a..5dcb9bc 100644
--- a/speaker_driver.lua
+++ b/speaker_driver.lua
@@ -23,8 +23,8 @@ local function getSoundStream(fileName)
 end
 
 local function playSound(speaker, fileName)
-    local fileStream = getSoundStream(fileName)
-    print(fileStream)
+    --local fileStream = getSoundStream(fileName)
+    local fileStream = getFileName(fileName)
     local values = io.lines(fileStream, 16 * 1024)
     for input in values do
         print("playing audo....")
@@ -38,7 +38,7 @@ end
 
 
 local function playControlRoomAlarm(speakers)
-    playSound(speakers,"control_alarm")
+    playSound(speakers,"short_control_alarm")
 end
 
 
@@ -58,13 +58,13 @@ end
 
 
 local function startup()
-    --     local sounds = {
-    --     { fileName = "control_alarm" }
-    -- }
+        local sounds = {
+        { fileName = "control_alarm" }
+    }
 
-    -- for i, item in ipairs(sounds) do
-    --     addSoundFile(item.fileName)
-    -- end
+    for i, item in ipairs(sounds) do
+        addSoundFile(item.fileName)
+    end
 end
 
 local function shutdown()