diff --git a/src/Ryujinx.HLE/HOS/Services/Hid/Types/SharedMemory/Common/ISampledDataStruct.cs b/src/Ryujinx.HLE/HOS/Services/Hid/Types/SharedMemory/Common/ISampledDataStruct.cs
index 312075bc4..5a6aab495 100644
--- a/src/Ryujinx.HLE/HOS/Services/Hid/Types/SharedMemory/Common/ISampledDataStruct.cs
+++ b/src/Ryujinx.HLE/HOS/Services/Hid/Types/SharedMemory/Common/ISampledDataStruct.cs
@@ -50,7 +50,7 @@ namespace Ryujinx.HLE.HOS.Services.Hid.Types.SharedMemory.Common
 
             ulong value = BinaryPrimitives.ReadUInt64LittleEndian(byteSpan);
 
-            return value;
+            return value << 1;
         }
 
         private static int GetSamplingNumberFieldOffset<T>(ref T sampledDataStruct) where T : unmanaged, ISampledDataStruct
diff --git a/src/Ryujinx.Horizon/Audio/AudioUserIpcServer.cs b/src/Ryujinx.Horizon/Audio/AudioUserIpcServer.cs
index 20c824e1e..1de123f7f 100644
--- a/src/Ryujinx.Horizon/Audio/AudioUserIpcServer.cs
+++ b/src/Ryujinx.Horizon/Audio/AudioUserIpcServer.cs
@@ -33,11 +33,13 @@ namespace Ryujinx.Horizon.Audio
             AudioOutManager audioOutManager = new(_managers.AudioOutputManager);
             AudioInManager audioInManager = new(_managers.AudioInputManager);
             FinalOutputRecorderManager finalOutputRecorderManager = new();
+            AudioSnoopManager audioSnoopManager = new();
 
             _serverManager.RegisterObjectForServer(audioRendererManager, ServiceName.Encode("audren:u"), MaxSessionsCount);
             _serverManager.RegisterObjectForServer(audioOutManager, ServiceName.Encode("audout:u"), MaxSessionsCount);
             _serverManager.RegisterObjectForServer(audioInManager, ServiceName.Encode("audin:u"), MaxSessionsCount);
             _serverManager.RegisterObjectForServer(finalOutputRecorderManager, ServiceName.Encode("audrec:u"), MaxSessionsCount);
+            _serverManager.RegisterObjectForServer(audioSnoopManager, ServiceName.Encode("auddev"), MaxSessionsCount);
         }
 
         public void ServiceRequests()
diff --git a/src/Ryujinx.Horizon/Sdk/Audio/Detail/AudioSnoopManager.cs b/src/Ryujinx.Horizon/Sdk/Audio/Detail/AudioSnoopManager.cs
index cf1fe3d1d..5eb31a14b 100644
--- a/src/Ryujinx.Horizon/Sdk/Audio/Detail/AudioSnoopManager.cs
+++ b/src/Ryujinx.Horizon/Sdk/Audio/Detail/AudioSnoopManager.cs
@@ -1,30 +1,64 @@
 using Ryujinx.Horizon.Common;
 using Ryujinx.Horizon.Sdk.Sf;
+using Ryujinx.Horizon.Sdk.Sf.Hipc;
+using System;
 
 namespace Ryujinx.Horizon.Sdk.Audio.Detail
 {
     partial class AudioSnoopManager : IAudioSnoopManager
     {
+        private byte[] _dspStatisticsParameter;
+        
         // Note: The interface changed completely on firmware 17.0.0, this implementation is for older firmware.
 
-        [CmifCommand(0)]
+        [CmifCommand(0)] // [6.0.0-16.1.0]
         public Result EnableDspUsageMeasurement()
         {
             return Result.Success;
         }
 
-        [CmifCommand(1)]
+        [CmifCommand(1)] // [6.0.0-16.1.0]
         public Result DisableDspUsageMeasurement()
         {
             return Result.Success;
         }
-
-        [CmifCommand(6)]
+        
+        [CmifCommand(6)] // [6.0.0-16.1.0]
         public Result GetDspUsage(out uint usage)
         {
             usage = 0;
 
             return Result.Success;
         }
+
+        [CmifCommand(0)] // 17.0.0+
+        public Result GetDspStatistics(out uint statistics) => GetDspUsage(out statistics);
+
+        [CmifCommand(1)] // 20.0.0+
+        public Result GetAppletStateSummaries([Buffer(HipcBufferFlags.Out | HipcBufferFlags.MapAlias)] Span<byte> summaries)
+        {
+            // Since we do not have any real applets, return empty state summaries.
+            summaries.Clear();
+
+            return Result.Success;
+        }
+
+        [CmifCommand(2)] // 20.0.0+
+        public Result SetDspStatisticsParameter([Buffer(HipcBufferFlags.In | HipcBufferFlags.MapAlias)] ReadOnlySpan<byte> parameter)
+        {
+            _dspStatisticsParameter = null;
+            _dspStatisticsParameter = new byte[0x100];
+            parameter.CopyTo(_dspStatisticsParameter);
+
+            return Result.Success;
+        }
+
+        [CmifCommand(3)] // 20.0.0+
+        public Result GetDspStatisticsParameter([Buffer(HipcBufferFlags.Out | HipcBufferFlags.MapAlias)] Span<byte> parameter)
+        {
+            _dspStatisticsParameter.CopyTo(parameter);
+
+            return Result.Success;
+        }
     }
 }
diff --git a/src/Ryujinx.Horizon/Sdk/Audio/Detail/IAudioSnoopManager.cs b/src/Ryujinx.Horizon/Sdk/Audio/Detail/IAudioSnoopManager.cs
index 72853886a..9a52beb30 100644
--- a/src/Ryujinx.Horizon/Sdk/Audio/Detail/IAudioSnoopManager.cs
+++ b/src/Ryujinx.Horizon/Sdk/Audio/Detail/IAudioSnoopManager.cs
@@ -1,5 +1,6 @@
 using Ryujinx.Horizon.Common;
 using Ryujinx.Horizon.Sdk.Sf;
+using System;
 
 namespace Ryujinx.Horizon.Sdk.Audio.Detail
 {
@@ -8,5 +9,10 @@ namespace Ryujinx.Horizon.Sdk.Audio.Detail
         Result EnableDspUsageMeasurement();
         Result DisableDspUsageMeasurement();
         Result GetDspUsage(out uint usage);
+
+        Result GetDspStatistics(out uint statistics);
+        Result GetAppletStateSummaries(Span<byte> summaries);
+        Result SetDspStatisticsParameter(ReadOnlySpan<byte> parameter);
+        Result GetDspStatisticsParameter(Span<byte> parameter);
     }
 }