diff --git a/Wrapper/AbstractCueDevice.cs b/Wrapper/AbstractCueDevice.cs
index d6e42ec..1f349c5 100644
--- a/Wrapper/AbstractCueDevice.cs
+++ b/Wrapper/AbstractCueDevice.cs
@@ -1,4 +1,8 @@
-namespace CUE.NET.Wrapper
+using System;
+using System.Runtime.InteropServices;
+using CUE.NET.Native;
+
+namespace CUE.NET.Wrapper
 {
     public abstract class AbstractCueDevice : ICueDevice
     {
@@ -19,6 +23,21 @@
 
         #region Methods
 
+        //TODO DarthAffe 19.09.2015: Wrap struct
+        protected void SetKeyColors(params _CorsairLedColor[] colors)
+        {
+            int structSize = Marshal.SizeOf(typeof(_CorsairLedColor));
+            IntPtr ptr = Marshal.AllocHGlobal(structSize * colors.Length);
+            IntPtr addPtr = new IntPtr(ptr.ToInt64());
+            foreach (_CorsairLedColor color in colors)
+            {
+                Marshal.StructureToPtr(color, addPtr, false);
+                addPtr = new IntPtr(addPtr.ToInt64() + structSize);
+            }
+            _CUESDK.CorsairSetLedsColors(colors.Length, ptr);
+            Marshal.FreeHGlobal(ptr);
+        }
+
         #endregion
     }
 }
diff --git a/Wrapper/CueHeadset.cs b/Wrapper/CueHeadset.cs
index e0651a5..9cb823f 100644
--- a/Wrapper/CueHeadset.cs
+++ b/Wrapper/CueHeadset.cs
@@ -9,7 +9,7 @@
 
         #region Constructors
 
-        public CueHeadset(CorsairDeviceInfo info)
+        internal CueHeadset(CorsairDeviceInfo info)
             : base(info)
         { }
 
diff --git a/Wrapper/CueKeyboard.cs b/Wrapper/CueKeyboard.cs
index 5083bf3..8b73f64 100644
--- a/Wrapper/CueKeyboard.cs
+++ b/Wrapper/CueKeyboard.cs
@@ -1,6 +1,4 @@
-using System;
-using System.Drawing;
-using System.Runtime.InteropServices;
+using System.Drawing;
 using CUE.NET.Enums;
 using CUE.NET.Native;
 
@@ -14,7 +12,7 @@ namespace CUE.NET.Wrapper
 
         #region Constructors
 
-        public CueKeyboard(CorsairDeviceInfo info)
+        internal CueKeyboard(CorsairDeviceInfo info)
             : base(info)
         { }
 
@@ -26,11 +24,18 @@ namespace CUE.NET.Wrapper
         {
             CorsairLedId id = _CUESDK.CorsairGetLedIdForKeyName(key);
             _CorsairLedColor ledColor = new _CorsairLedColor { ledId = id, r = color.R, g = color.G, b = color.B };
+            SetKeyColors(ledColor);
+        }
 
-            //TODO DarthAffe 18.09.2015: Generalize and move to base class
-            IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(_CorsairLedColor)));
-            Marshal.StructureToPtr(ledColor, ptr, true);
-            _CUESDK.CorsairSetLedsColors(1, ptr);
+        public void SetKeyColors(char[] keys, Color color)
+        {
+            _CorsairLedColor[] ledColors = new _CorsairLedColor[keys.Length];
+            for (int i = 0; i < keys.Length; i++)
+            {
+                CorsairLedId id = _CUESDK.CorsairGetLedIdForKeyName(keys[i]);
+                ledColors[i] = new _CorsairLedColor { ledId = id, r = color.R, g = color.G, b = color.B };
+            }
+            SetKeyColors(ledColors);
         }
 
         #endregion
diff --git a/Wrapper/CueMouse.cs b/Wrapper/CueMouse.cs
index ebe440c..c8748e5 100644
--- a/Wrapper/CueMouse.cs
+++ b/Wrapper/CueMouse.cs
@@ -9,7 +9,7 @@
 
         #region Constructors
 
-        public CueMouse(CorsairDeviceInfo info)
+        internal CueMouse(CorsairDeviceInfo info)
             : base(info)
         { }