diff --git a/src/Audio/SoundInstance.cs b/src/Audio/SoundInstance.cs
index e43e3fb..e019744 100644
--- a/src/Audio/SoundInstance.cs
+++ b/src/Audio/SoundInstance.cs
@@ -24,28 +24,31 @@ namespace MoonWorks.Audio
 			get => pan;
 			internal set
 			{
-				pan = value;
-
-				if (pan < -1f)
+				if (pan != value)
 				{
-					pan = -1f;
-				}
-				if (pan > 1f)
-				{
-					pan = 1f;
-				}
+					pan = value;
 
-				if (Is3D) { return; }
+					if (pan < -1f)
+					{
+						pan = -1f;
+					}
+					if (pan > 1f)
+					{
+						pan = 1f;
+					}
 
-				SetPanMatrixCoefficients();
-				FAudio.FAudioVoice_SetOutputMatrix(
-					Voice,
-					Device.MasteringVoice,
-					dspSettings.SrcChannelCount,
-					dspSettings.DstChannelCount,
-					dspSettings.pMatrixCoefficients,
-					0
-				);
+					if (Is3D) { return; }
+
+					SetPanMatrixCoefficients();
+					FAudio.FAudioVoice_SetOutputMatrix(
+						Voice,
+						Device.MasteringVoice,
+						dspSettings.SrcChannelCount,
+						dspSettings.DstChannelCount,
+						dspSettings.pMatrixCoefficients,
+						0
+					);
+				}
 			}
 		}
 
@@ -55,8 +58,11 @@ namespace MoonWorks.Audio
 			get => pitch;
 			internal set
 			{
-				pitch = Math.MathHelper.Clamp(value, -1f, 1f);
-				UpdatePitch();
+				if (pitch != value)
+				{
+					pitch = Math.MathHelper.Clamp(value, -1f, 1f);
+					UpdatePitch();
+				}
 			}
 		}
 
@@ -66,8 +72,11 @@ namespace MoonWorks.Audio
 			get => volume;
 			internal set
 			{
-				volume = value;
-				FAudio.FAudioVoice_SetVolume(Voice, volume, 0);
+				if (volume != value)
+				{
+					volume = value;
+					FAudio.FAudioVoice_SetVolume(Voice, volume, 0);
+				}
 			}
 		}
 
@@ -86,14 +95,17 @@ namespace MoonWorks.Audio
 			get => filterParameters.Frequency;
 			internal set
 			{
-				value = System.Math.Clamp(value, 0.01f, MAX_FILTER_FREQUENCY);
-				filterParameters.Frequency = value;
+				if (filterParameters.Frequency != value)
+				{
+					value = System.Math.Clamp(value, 0.01f, MAX_FILTER_FREQUENCY);
+					filterParameters.Frequency = value;
 
-				FAudio.FAudioVoice_SetFilterParameters(
-					Voice,
-					ref filterParameters,
-					0
-				);
+					FAudio.FAudioVoice_SetFilterParameters(
+						Voice,
+						ref filterParameters,
+						0
+					);
+				}
 			}
 		}
 
@@ -119,37 +131,40 @@ namespace MoonWorks.Audio
 			get => filterType;
 			set
 			{
-				filterType = value;
-
-				switch (filterType)
+				if (filterType != value)
 				{
-					case FilterType.None:
-						filterParameters = new FAudio.FAudioFilterParameters
-						{
-							Type = FAudio.FAudioFilterType.FAudioLowPassFilter,
-							Frequency = 1f,
-							OneOverQ = 1f
-						};
-						break;
+					filterType = value;
 
-					case FilterType.LowPass:
-						filterParameters.Type = FAudio.FAudioFilterType.FAudioLowPassFilter;
-						break;
+					switch (filterType)
+					{
+						case FilterType.None:
+							filterParameters = new FAudio.FAudioFilterParameters
+							{
+								Type = FAudio.FAudioFilterType.FAudioLowPassFilter,
+								Frequency = 1f,
+								OneOverQ = 1f
+							};
+							break;
 
-					case FilterType.BandPass:
-						filterParameters.Type = FAudio.FAudioFilterType.FAudioBandPassFilter;
-						break;
+						case FilterType.LowPass:
+							filterParameters.Type = FAudio.FAudioFilterType.FAudioLowPassFilter;
+							break;
 
-					case FilterType.HighPass:
-						filterParameters.Type = FAudio.FAudioFilterType.FAudioHighPassFilter;
-						break;
+						case FilterType.BandPass:
+							filterParameters.Type = FAudio.FAudioFilterType.FAudioBandPassFilter;
+							break;
+
+						case FilterType.HighPass:
+							filterParameters.Type = FAudio.FAudioFilterType.FAudioHighPassFilter;
+							break;
+					}
+
+					FAudio.FAudioVoice_SetFilterParameters(
+						Voice,
+						ref filterParameters,
+						0
+					);
 				}
-
-				FAudio.FAudioVoice_SetFilterParameters(
-					Voice,
-					ref filterParameters,
-					0
-				);
 			}
 		}
 
@@ -161,23 +176,26 @@ namespace MoonWorks.Audio
 			{
 				if (ReverbEffect != null)
 				{
-					reverb = value;
-
-					float* outputMatrix = (float*) dspSettings.pMatrixCoefficients;
-					outputMatrix[0] = reverb;
-					if (dspSettings.SrcChannelCount == 2)
+					if (reverb != value)
 					{
-						outputMatrix[1] = reverb;
-					}
+						reverb = value;
 
-					FAudio.FAudioVoice_SetOutputMatrix(
-						Voice,
-						ReverbEffect.Voice,
-						dspSettings.SrcChannelCount,
-						1,
-						dspSettings.pMatrixCoefficients,
-						0
-					);
+						float* outputMatrix = (float*) dspSettings.pMatrixCoefficients;
+						outputMatrix[0] = reverb;
+						if (dspSettings.SrcChannelCount == 2)
+						{
+							outputMatrix[1] = reverb;
+						}
+
+						FAudio.FAudioVoice_SetOutputMatrix(
+							Voice,
+							ReverbEffect.Voice,
+							dspSettings.SrcChannelCount,
+							1,
+							dspSettings.pMatrixCoefficients,
+							0
+						);
+					}
 				}
 
 				#if DEBUG