diff --git a/client/demo/src/components/demo/components2/102-3_DeviceArea.tsx b/client/demo/src/components/demo/components2/102-3_DeviceArea.tsx
index d4750a48..27da1c8a 100644
--- a/client/demo/src/components/demo/components2/102-3_DeviceArea.tsx
+++ b/client/demo/src/components/demo/components2/102-3_DeviceArea.tsx
@@ -2,7 +2,7 @@ import React, { useEffect, useMemo, useRef, useState } from "react";
 import { useAppState } from "../../../001_provider/001_AppStateProvider";
 import { fileSelectorAsDataURL, useIndexedDB } from "@dannadori/voice-changer-client-js";
 import { useGuiState } from "../001_GuiStateProvider";
-import { AUDIO_ELEMENT_FOR_PLAY_MONITOR, AUDIO_ELEMENT_FOR_PLAY_RESULT, AUDIO_ELEMENT_FOR_TEST_CONVERTED, AUDIO_ELEMENT_FOR_TEST_CONVERTED_ECHOBACK, AUDIO_ELEMENT_FOR_TEST_ORIGINAL, INDEXEDDB_KEY_AUDIO_MONITR, INDEXEDDB_KEY_AUDIO_OUTPUT } from "../../../const";
+import { AUDIO_ELEMENT_FOR_PLAY_MONITOR, AUDIO_ELEMENT_FOR_PLAY_RESULT, AUDIO_ELEMENT_FOR_TEST_CONVERTED, AUDIO_ELEMENT_FOR_TEST_CONVERTED_ECHOBACK, INDEXEDDB_KEY_AUDIO_MONITR, INDEXEDDB_KEY_AUDIO_OUTPUT } from "../../../const";
 import { isDesktopApp } from "../../../const";
 import { useAppRoot } from "../../../001_provider/001_AppRootProvider";