diff --git a/.idea/.idea.Mystify/.idea/workspace.xml b/.idea/.idea.Mystify/.idea/workspace.xml
index 53a40eb..ed3a575 100644
--- a/.idea/.idea.Mystify/.idea/workspace.xml
+++ b/.idea/.idea.Mystify/.idea/workspace.xml
@@ -4,12 +4,9 @@
     <projectFile>Mystify/Mystify.csproj</projectFile>
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="0221b891-b150-4bbf-813e-d901900db1ad" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/Lib.Audio/Factories/IControllableFactory.cs" afterDir="false" />
+    <list default="true" id="0221b891-b150-4bbf-813e-d901900db1ad" name="Default Changelist" comment="- start implementing Controllable">
+      <change afterPath="$PROJECT_DIR$/Mystify/Installers/AudioInstaller.cs" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/.idea.Mystify/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/.idea.Mystify/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Lib.Audio/Controllable.cs" beforeDir="false" afterPath="$PROJECT_DIR$/Lib.Audio/Controllable.cs" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Lib.Audio/Interfaces/IControllable.cs" beforeDir="false" afterPath="$PROJECT_DIR$/Lib.Audio/Interfaces/IControllable.cs" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Lib.Audio/Lib.Audio.csproj" beforeDir="false" afterPath="$PROJECT_DIR$/Lib.Audio/Lib.Audio.csproj" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -37,36 +34,34 @@
   </component>
   <component name="HighlightingSettingsPerFile">
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/DABA2293-DAD4-4758-B8C0-7BE62F254869/a2/e9fef767/AudioSessionControl.cs" root0="SKIP_HIGHLIGHTING" />
-    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/BD72077A-56C7-4DFA-A56E-34F2343DD97B/16/Icon.Windows.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/61F5185B-E9CF-48B9-8487-181D7861EB9C/394/FileStream.Windows.cs" root0="SKIP_HIGHLIGHTING" />
-    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/783DE5A1-32E6-4CE1-9590-C76447498BD2/1/FluentTheme.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/DABA2293-DAD4-4758-B8C0-7BE62F254869/13/3a887094/IAudioSessionControl.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/0827BACE-ABDB-4D84-82E0-EC011EE1701A/2D/Icon.Windows.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/7D9FD54D-FAFD-459A-9C64-E04812B99DC3/4/AssetLoader.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/C6D2F01C-BF74-4731-A843-3F291813E4C2/8/Point.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$PROJECT_DIR$/../LightweightIocContainer/LightweightIocContainer/IocContainer.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/61F5185B-E9CF-48B9-8487-181D7861EB9C/2B3/CastHelpers.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="mock://C:/Workspace/Testprojekte/Mystify/Lib.Audio/Interfaces/IControllable.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/61F5185B-E9CF-48B9-8487-181D7861EB9C/3A/RuntimeType.CoreCLR.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/0E2AAFC7-ED5B-49DF-8F3B-1E9B411E472C/A/Uri.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="mock://C:/Workspace/Testprojekte/Mystify/Lib.Audio/Controllable.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/BD72077A-56C7-4DFA-A56E-34F2343DD97B/16/Icon.Windows.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/783DE5A1-32E6-4CE1-9590-C76447498BD2/1/FluentTheme.cs" root0="SKIP_HIGHLIGHTING" />
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+    <setting file="mock://C:/Workspace/Testprojekte/Mystify/Lib.Audio/Interfaces/IControllable.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/0E2AAFC7-ED5B-49DF-8F3B-1E9B411E472C/B/UriExt.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/016213B6-A897-4B34-9830-5538468BC8B9/25/IconTypeConverter.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/EC57EC8C-8AB3-41B3-A3E5-0F78259F7535/9/Selector.cs" root0="SKIP_HIGHLIGHTING" />
-    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/C6D2F01C-BF74-4731-A843-3F291813E4C2/8/Point.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/901D0287-899F-4379-87F8-8FB13D3BE845/7B/WindowIcon.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/DABA2293-DAD4-4758-B8C0-7BE62F254869/71/460463d1/ISimpleAudioVolume.cs" root0="SKIP_HIGHLIGHTING" />
-    <setting file="file://$PROJECT_DIR$/../LightweightIocContainer/LightweightIocContainer/IocContainer.cs" root0="SKIP_HIGHLIGHTING" />
-    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/61F5185B-E9CF-48B9-8487-181D7861EB9C/2B3/CastHelpers.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/037A60A8-7C28-4EB4-A4C5-6DDDC0E08279/A7/IAssetLoader.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="mock://C:/Workspace/Testprojekte/Mystify/Lib.Audio/Controllable.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/DABA2293-DAD4-4758-B8C0-7BE62F254869/e5/9d005807/SimpleAudioVolume.cs" root0="SKIP_HIGHLIGHTING" />
-    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/61F5185B-E9CF-48B9-8487-181D7861EB9C/3A/RuntimeType.CoreCLR.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/DABA2293-DAD4-4758-B8C0-7BE62F254869/f9/7f460578/IAudioSessionControl2.cs" root0="SKIP_HIGHLIGHTING" />
-    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/0E2AAFC7-ED5B-49DF-8F3B-1E9B411E472C/A/Uri.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/0E2AAFC7-ED5B-49DF-8F3B-1E9B411E472C/2e/f021adea/ParsingError.cs" root0="SKIP_HIGHLIGHTING" />
   </component>
   <component name="IdeDocumentHistory">
     <changedPaths>
-      <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/MenuFlags.cs" />
-      <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/MouseActivate.cs" />
-      <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/SetWindowPosFlags.cs" />
-      <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/SizeCommand.cs" />
-      <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/SystemMetric.cs" />
-      <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/ModifierKeys.cs" />
       <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/VirtualKeyStates.cs" />
       <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/WindowActivate.cs" />
       <option value="$PROJECT_DIR$/Lib.NotifyIcon/Windows/Native/Types/HitTestValues.cs" />
@@ -112,6 +107,12 @@
       <option value="$PROJECT_DIR$/Lib.Audio/Interfaces/IControllable.cs" />
       <option value="$PROJECT_DIR$/Lib.Audio/Factories/IControllableFactory.cs" />
       <option value="$PROJECT_DIR$/Lib.Audio/Controllable.cs" />
+      <option value="$PROJECT_DIR$/Lib.Audio/Factories/IDeviceFactory.cs" />
+      <option value="$PROJECT_DIR$/Lib.Audio/Factories/IChannelFactory.cs" />
+      <option value="$PROJECT_DIR$/Lib.Audio/Controls/Factories/IButtonFactory.cs" />
+      <option value="$PROJECT_DIR$/Lib.Audio/Controls/Factories/IFaderFactory.cs" />
+      <option value="$PROJECT_DIR$/Lib.Audio/Controls/Factories/IKnobFactory.cs" />
+      <option value="$PROJECT_DIR$/Mystify/Installers/AudioInstaller.cs" />
     </changedPaths>
   </component>
   <component name="ProjectId" id="1qn67JHYPvsYJveNIpD2b90OIpP" />
@@ -171,7 +172,7 @@
       <workItem from="1617787989545" duration="13896000" />
       <workItem from="1617804821093" duration="217000" />
       <workItem from="1617862508485" duration="2173000" />
-      <workItem from="1617865558693" duration="2763000" />
+      <workItem from="1617865558693" duration="3742000" />
     </task>
     <task id="LOCAL-00001" summary="- add solution">
       <created>1617707151937</created>
@@ -341,7 +342,28 @@
       <option name="project" value="LOCAL" />
       <updated>1617805027003</updated>
     </task>
-    <option name="localTasksCounter" value="25" />
+    <task id="LOCAL-00025" summary="- add factories">
+      <created>1617869481904</created>
+      <option name="number" value="00025" />
+      <option name="presentableId" value="LOCAL-00025" />
+      <option name="project" value="LOCAL" />
+      <updated>1617869481904</updated>
+    </task>
+    <task id="LOCAL-00026" summary="- use only nAudio Core and WasApi">
+      <created>1617869540548</created>
+      <option name="number" value="00026" />
+      <option name="presentableId" value="LOCAL-00026" />
+      <option name="project" value="LOCAL" />
+      <updated>1617869540548</updated>
+    </task>
+    <task id="LOCAL-00027" summary="- start implementing Controllable">
+      <created>1617869557847</created>
+      <option name="number" value="00027" />
+      <option name="presentableId" value="LOCAL-00027" />
+      <option name="project" value="LOCAL" />
+      <updated>1617869557847</updated>
+    </task>
+    <option name="localTasksCounter" value="28" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -386,6 +408,9 @@
     <MESSAGE value="- add lib.audio with first api layout" />
     <MESSAGE value="- add implementations&#10;- link nAudio.core" />
     <MESSAGE value="- try using nAudio" />
-    <option name="LAST_COMMIT_MESSAGE" value="- try using nAudio" />
+    <MESSAGE value="- add factories" />
+    <MESSAGE value="- use only nAudio Core and WasApi" />
+    <MESSAGE value="- start implementing Controllable" />
+    <option name="LAST_COMMIT_MESSAGE" value="- start implementing Controllable" />
   </component>
 </project>
\ No newline at end of file
diff --git a/Lib.Audio/Lib.Audio.csproj b/Lib.Audio/Lib.Audio.csproj
index 13bd86e..4ae0bb8 100644
--- a/Lib.Audio/Lib.Audio.csproj
+++ b/Lib.Audio/Lib.Audio.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net5.0-windows</TargetFramework>
+        <TargetFramework>net5.0</TargetFramework>
     </PropertyGroup>
 
     <ItemGroup>