diff --git a/test/device-test.json b/test/device-test.json
index 640c2aa..0c958cb 100644
--- a/test/device-test.json
+++ b/test/device-test.json
@@ -1,4 +1,14 @@
 [
+    {
+        "desc"    : "Desktop (IE11 with Tablet string)",
+        "ua"      : "Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; .NET4.0E; .NET4.0C; .NET CLR 3.5.30729; .NET CLR 2.0.50727; .NET CLR 3.0.30729; Tablet PC 2.0; GWX:MANAGED; rv:11.0) like Gecko",
+        "expect"  :
+        {
+            "vendor"  : "undefined",
+            "model"   : "undefined",
+            "type"    : "undefined"
+        }
+    },
     {
         "desc"    : "HTC Evo Shift 4G",
         "ua"      : "Mozilla/5.0 (Linux; U; Android 2.3.4; en-us; Sprint APA7373KT Build/GRJ22) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0",
@@ -39,6 +49,16 @@
             "type"    : "mobile"
         }
     },
+    {
+        "desc"      : "Microsoft Lumia 950",
+        "ua"        : "Mozilla/5.0 (Windows Phone 10.0; Android 4.2.1; Microsoft; Lumia 950) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2486.0 Mobile Safari/537.36 Edge/13.10586",
+        "expect"    :
+        {
+            "vendor"  : "Microsoft",
+            "model"   : "Lumia 950",
+            "type"    : "mobile"
+        }
+    },
     {
         "desc"    : "Motorola Nexus 6",
         "ua"      : "Mozilla/5.0 (Linux; Android 5.1.1; Nexus 6 Build/LYZ28E) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.20 Mobile Safari/537.36",