diff --git a/soundjs/soundjs.d.ts b/soundjs/soundjs.d.ts
index 899063467..445006cab 100644
--- a/soundjs/soundjs.d.ts
+++ b/soundjs/soundjs.d.ts
@@ -142,7 +142,21 @@ declare module createjs {
     export class HTMLAudioTagPool
         {
 
-        }
+        }
+
+    export class PlayPropsConfig
+	{
+	delay:number;
+	duration:number;
+	interrupt:string;
+	loop:number;
+	offset:number;
+	pan:number;
+	startTime:number;
+	volume:number;
+	static create( value:PlayPropsConfig|any ): PlayPropsConfig;
+	set ( props:any ): PlayPropsConfig;
+	}
     
     export class Sound extends EventDispatcher
         {
@@ -160,8 +174,10 @@ declare module createjs {
         static PLAY_INITED: string;
         static PLAY_INTERRUPTED: string;
         static PLAY_SUCCEEDED: string;
-        static SUPPORTED_EXTENSIONS: string[];
-        
+        static SUPPORTED_EXTENSIONS: string[];
+	static muted: boolean;
+	static volume: number;
+        static capabilities: any;
         
         // methods
         static createInstance(src: string): AbstractSoundInstance;