diff --git a/pgfw/Audio.py b/pgfw/Audio.py
index 9905ec1..2054e80 100644
--- a/pgfw/Audio.py
+++ b/pgfw/Audio.py
@@ -22,7 +22,10 @@ class Audio(Animation):
         if self.check_command_line("-mute"):
             self.get_configuration().set("audio", "volume", 0)
         self.register(self.play_sfx)
-        self.audio_panel = AudioPanel(self)
+        if self.get_configuration("audio", "panel-enabled"):
+            self.audio_panel = AudioPanel(self)
+        else:
+            self.audio_panel = None
         self.subscribe(self.respond)
         self.sfx = {}
         self.load_sfx()
@@ -199,9 +202,13 @@ class Audio(Animation):
             return False
         return True
 
+    def is_audio_panel_active(self):
+        return self.audio_panel and self.audio_panel.active
+
     def update(self):
         Animation.update(self)
-        self.audio_panel.update()
+        if self.audio_panel:
+            self.audio_panel.update()
 
 
 class BGM(GameChild):
diff --git a/pgfw/Configuration.py b/pgfw/Configuration.py
index 5381280..10cf2cb 100644
--- a/pgfw/Configuration.py
+++ b/pgfw/Configuration.py
@@ -105,8 +105,10 @@ class Configuration(RawConfigParser):
         set_option(section, "directory-name-format", "%Y%m%d%H%M%S", False)
         set_option(section, "file-extension", "png", False)
         set_option(section, "frame-format", "RGB", False)
-        set_option(section, "framerate", "100", False)
+        set_option(section, "framerate", "40", False)
         set_option(section, "temp-directory", "", False)
+        set_option(section, "record-audio", "yes", False)
+        set_option(section, "filename-digits", "6", False)
         section = "mouse"
         add_section(section)
         set_option(section, "visible", "yes", False)
@@ -152,6 +154,7 @@ class Configuration(RawConfigParser):
         set_option(section, "sfx-volume", "1.0", False)
         set_option(section, "bgm-volume", "1.0", False)
         set_option(section, "volume", "1.0", False)
+        set_option(section, "panel-enabled", "no", False)
         set_option(section, "panel-font", None, False)
         section = "interpolator-gui"
         add_section(section)
@@ -416,9 +419,9 @@ class TypeDeclarations(dict):
 
         "video-recordings": {"path": ["rel-path", "path"],
 
-                             "int": "framerate",
+                             "int": ["framerate", "filename-digits"],
 
-                             "bool": "enable"},
+                             "bool": ["enable", "record-audio"]},
 
         "setup": {"list": ["classifiers", "resource-search-path",
                            "requirements", "data-exclude",
@@ -452,7 +455,10 @@ class TypeDeclarations(dict):
                 "bgm-repository-path", "bgm-project-path"
             ],
 
-            "float": ["sfx-volume", "bgm-volume", "volume"]
+            "float": ["sfx-volume", "bgm-volume", "volume"],
+
+            "bool": "panel-enabled"
+
         },
 
         "event": {"int": "command-id-offset"},
diff --git a/pgfw/Game.py b/pgfw/Game.py
index 93d2ac5..8de78f8 100644
--- a/pgfw/Game.py
+++ b/pgfw/Game.py
@@ -59,7 +59,7 @@ class Game(Animation):
     def frame(self):
         self.time_filter.update()
         self.delegate.dispatch()
-        if not self.interpolator.is_gui_active() and not self.get_audio().audio_panel.active:
+        if not self.interpolator.is_gui_active() and not self.get_audio().is_audio_panel_active():
             Animation.update(self)
             if self.confirming_quit:
                 self.time_filter.close()
diff --git a/pgfw/VideoRecorder.py b/pgfw/VideoRecorder.py
index 92292cc..8c9deff 100644
--- a/pgfw/VideoRecorder.py
+++ b/pgfw/VideoRecorder.py
@@ -45,6 +45,10 @@ class VideoRecorder(GameChild):
         elif compare(event, "reset-game"):
             self.reset()
 
+    def is_audio_recording_enabled(self):
+        return self.get_configuration("video-recordings", "record-audio") or\
+            self.check_command_line("-enable-sound-recording")
+
     def toggle_record(self):
         recording = not self.recording
         if recording:
@@ -53,7 +57,8 @@ class VideoRecorder(GameChild):
             if temp_dir == "":
                 temp_dir = None
             self.frames = TemporaryFile(dir=temp_dir)
-            if self.check_command_line("-enable-sound-recording"):
+            print("writing video frames to {}".format(self.frames.name))
+            if self.is_audio_recording_enabled():
                 import pyaudio
                 import wave
                 self.audio_frames = []
@@ -61,9 +66,12 @@ class VideoRecorder(GameChild):
                 def audio_callback(in_data, frame_count, time_info, status):
                     self.audio_frames.append(in_data)
                     return (in_data, pyaudio.paContinue)
+                for ii in range(self.audio_recorder.get_device_count()):
+                    print("device {}: {}".format(ii, self.audio_recorder.get_device_info_by_index(ii)))
                 self.audio_stream = self.audio_recorder.open(format=pyaudio.paInt32, channels=2, rate=44100,
                                                              frames_per_buffer=1024,
                                                              input=True, stream_callback=audio_callback)
+                print("writing audio data to {}".format(self.audio_stream))
         else:
             self.write_frames()
         self.recording = recording
@@ -75,7 +83,7 @@ class VideoRecorder(GameChild):
         root = join(self.root, strftime(self.directory_name_format))
         if not exists(root):
             makedirs(root)
-        if self.check_command_line("-enable-sound-recording"):
+        if self.is_audio_recording_enabled():
             import pyaudio
             import wave
             self.audio_stream.stop_stream()
@@ -87,14 +95,16 @@ class VideoRecorder(GameChild):
             wf.setframerate(44100)
             wf.writeframes(b"".join(self.audio_frames))
             wf.close()
+            print("saved audio in {}".format(root))
         size = self.display_surface.get_size()
         frames = self.frames
         frames.seek(0)
         for ii, frame in enumerate(
                 iter(lambda: frames.read(self.frame_length), b'')):
-            path = join(root, "%04i.png" % ii)
+            path = join(root, "{:0{digits}}.png".format(
+                ii, digits=self.get_configuration("video-recordings", "filename-digits")))
             save(frombuffer(frame, size, self.frame_format), path)
-        print("wrote video frames to " + root)
+        print("saved video frames in {}".format(root))
 
     def update(self):
         ticks = get_ticks()