diff --git a/src/scripts/browserDeviceProfile.js b/src/scripts/browserDeviceProfile.js
index 67c75da901..9e4a410cea 100644
--- a/src/scripts/browserDeviceProfile.js
+++ b/src/scripts/browserDeviceProfile.js
@@ -70,6 +70,12 @@ define(['browser'], function (browser) {
             return true;
         }
 
+        // iPhones 5c and older and old model iPads do not support AC-3/E-AC-3
+        // These models can only run iOS 10.x or lower
+        if (browser.iOS && browser.iOSVersion < 11) {
+            return false;
+        }
+
         return videoTestElement.canPlayType('audio/mp4; codecs="ac-3"').replace(/no/, '');
     }
 
@@ -78,6 +84,12 @@ define(['browser'], function (browser) {
             return true;
         }
 
+        // iPhones 5c and older and old model iPads do not support AC-3/E-AC-3
+        // These models can only run iOS 10.x or lower
+        if (browser.iOS && browser.iOSVersion < 11) {
+            return false;
+        }
+
         return videoTestElement.canPlayType('audio/mp4; codecs="ec-3"').replace(/no/, '');
     }