diff --git a/frontend/src/components/AudioLanguageSelector.tsx b/frontend/src/components/AudioLanguageSelector.tsx
new file mode 100644
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--- /dev/null
+++ b/frontend/src/components/AudioLanguageSelector.tsx
@@ -0,0 +1,107 @@
+import { useEffect, useMemo, useState } from 'react';
+
+type AudioLanguageSelectorProps = {
+  name: string;
+  value: string | null;
+  oldValue: string | null;
+  updateCallback: (name: string, value: string | boolean | number | null) => void;
+};
+
+const COMMON_AUDIO_LANGUAGES = [
+  { code: 'en', label: 'English' },
+  { code: 'es', label: 'Spanish' },
+  { code: 'fr', label: 'French' },
+  { code: 'de', label: 'German' },
+  { code: 'it', label: 'Italian' },
+  { code: 'pt', label: 'Portuguese' },
+  { code: 'ja', label: 'Japanese' },
+  { code: 'ko', label: 'Korean' },
+  { code: 'zh', label: 'Chinese' },
+  { code: 'ru', label: 'Russian' },
+  { code: 'ar', label: 'Arabic' },
+  { code: 'hi', label: 'Hindi' },
+];
+
+const normalizeCsv = (value: string | null): string[] => {
+  if (!value) return [];
+
+  return value
+    .split(',')
+    .map(item => item.trim())
+    .filter(Boolean);
+};
+
+const AudioLanguageSelector = ({
+  name,
+  value,
+  oldValue,
+  updateCallback,
+}: AudioLanguageSelectorProps) => {
+  const commonCodes = useMemo(() => new Set(COMMON_AUDIO_LANGUAGES.map(item => item.code)), []);
+  const [selectedCommon, setSelectedCommon] = useState<string[]>([]);
+  const [customLanguages, setCustomLanguages] = useState('');
+
+  useEffect(() => {
+    const parsed = normalizeCsv(value);
+    const known = parsed.filter(item => commonCodes.has(item));
+    const custom = parsed.filter(item => !commonCodes.has(item));
+
+    setSelectedCommon(known);
+    setCustomLanguages(custom.join(', '));
+  }, [value, commonCodes]);
+
+  const mergedValue = useMemo(() => {
+    const custom = normalizeCsv(customLanguages);
+    const deduped = [...new Set([...selectedCommon, ...custom])];
+    return deduped.length ? deduped.join(',') : null;
+  }, [selectedCommon, customLanguages]);
+
+  return (
+    <div>
+      <p className="settings-help-text">Select common languages and/or add custom tags. No selection will download all languages.</p>
+      <select
+        multiple
+        value={selectedCommon}
+        onChange={event => {
+          const selected = Array.from(event.target.selectedOptions).map(option => option.value);
+          setSelectedCommon(selected);
+        }}
+      >
+        {COMMON_AUDIO_LANGUAGES.map(language => (
+          <option key={language.code} value={language.code}>
+            {language.label} ({language.code})
+          </option>
+        ))}
+      </select>
+
+      <input
+        type="text"
+        value={customLanguages}
+        placeholder="Custom language tags, e.g. zh-Hans, pt-BR, tlh"
+        onChange={event => setCustomLanguages(event.target.value)}
+      />
+
+      <div className="button-box">
+        {mergedValue !== oldValue && (
+          <>
+            <button onClick={() => updateCallback(name, mergedValue)}>Update</button>
+            <button
+              onClick={() => {
+                const parsed = normalizeCsv(oldValue);
+                const known = parsed.filter(item => commonCodes.has(item));
+                const custom = parsed.filter(item => !commonCodes.has(item));
+                setSelectedCommon(known);
+                setCustomLanguages(custom.join(', '));
+              }}
+            >
+              Cancel
+            </button>
+          </>
+        )}
+        {oldValue !== null && <button onClick={() => updateCallback(name, null)}>reset</button>}
+      </div>
+    </div>
+  );
+};
+
+export default AudioLanguageSelector;
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