diff --git a/net/api/src/main/java/net/onrc/onos/api/device/DeviceDescription.java b/net/api/src/main/java/net/onrc/onos/api/device/DeviceDescription.java
new file mode 100644
index 0000000..ef9a694
--- /dev/null
+++ b/net/api/src/main/java/net/onrc/onos/api/device/DeviceDescription.java
@@ -0,0 +1,21 @@
+package net.onrc.onos.api.device;
+
+import net.onrc.onos.api.Description;
+
+import java.net.URI;
+
+/**
+ * Carrier of immutable information about a device.
+ */
+public interface DeviceDescription extends Description {
+
+    /**
+     * Protocol/provider specific URI that can be used to encode the identity
+     * information required to communicate with the device externally, e.g.
+     * datapath ID.
+     *
+     * @return provider specific URI for the device
+     */
+    URI deviceURI();
+
+}
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