diff --git a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Config/BasicConfig.cs b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Config/BasicConfig.cs
index ee52e1ef..dfab0e09 100644
--- a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Config/BasicConfig.cs	
+++ b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Config/BasicConfig.cs	
@@ -40,6 +40,11 @@ namespace PepperDash.Essentials.Core.Config
 			return SourceLists[key];
 		}
 
+        /// <summary>
+        /// Retrieves a DestinationListItem based on the key
+        /// </summary>
+        /// <param name="key">key of the item to retrieve</param>
+        /// <returns>DestinationListItem if the key exists, null otherwise</returns>
 	    public Dictionary<string, DestinationListItem> GetDestinationListForKey(string key)
 	    {
 	        if (string.IsNullOrEmpty(key) || !DestinationLists.ContainsKey(key))
diff --git a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/SourceListItem.cs b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/SourceListItem.cs
index 601d75a7..e302a2a4 100644
--- a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/SourceListItem.cs	
+++ b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Devices/SourceListItem.cs	
@@ -130,10 +130,24 @@ namespace PepperDash.Essentials.Core
         [JsonProperty("sourceListKey")]
         public string SourceListKey { get; set; }
 
+        /// <summary>
+        /// Indicates if the device associated with this source is controllable
+        /// </summary>
+        [JsonProperty("isControllable")]
+        public bool IsControllable { get; set; }
+
+        /// <summary>
+        /// Indicates that the device associated with this source has audio available
+        /// </summary>
+        [JsonProperty("isAudioSource")]
+        public bool IsAudioSource { get; set; }
+
 		public SourceListItem()
 		{
 			Icon = "Blank";
 		}
+
+        
 	}
 
 	public class SourceRouteListItem