diff --git a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/IVolumeAndAudioInterfaces.cs b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/IVolumeAndAudioInterfaces.cs
index 254eada2..c5fc185a 100644
--- a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/IVolumeAndAudioInterfaces.cs	
+++ b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/IVolumeAndAudioInterfaces.cs	
@@ -9,8 +9,11 @@ namespace PepperDash.Essentials.Core
 	/// <summary>
 	/// Defines minimal volume and mute control methods
 	/// </summary>
-    public interface IBasicVolumeControls : IHasVolumeControl, IHasMuteControl
+    public interface IBasicVolumeControls 
 	{
+		void VolumeUp(bool pressRelease);
+		void VolumeDown(bool pressRelease);
+		void MuteToggle();
 	}
 
     /// <summary>