diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 0d4a03c..4f9f114 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -211,4 +211,7 @@
 
     <!-- Is the device capable of hot swapping an ICC Card -->
     <bool name="config_hotswapCapable">true</bool>
+
+    <!-- Whether the Unprocessed audio source supports the required frequency range and level -->
+    <bool name="config_supportAudioSourceUnprocessed">true</bool>
 </resources>