diff --git a/usb/gadget/1.2/IUsbGadget.hal b/usb/gadget/1.2/IUsbGadget.hal
new file mode 100644
index 0000000..5c6e930
--- /dev/null
+++ b/usb/gadget/1.2/IUsbGadget.hal
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.usb.gadget@1.2;
+
+import IUsbGadgetCallback;
+import android.hardware.usb.gadget@1.1::IUsbGadget;
+
+interface IUsbGadget extends @1.1::IUsbGadget {
+    /**
+     * The function is used to query current USB speed.
+     *
+     * @param callback IUsbGadgetCallback::getUsbSpeedCb used to propagate
+     *                 current USB speed.
+     */
+    oneway getUsbSpeed(IUsbGadgetCallback callback);
+};