diff --git a/apps/stage-web/src/pages/settings/modules/hearing.vue b/apps/stage-web/src/pages/settings/modules/hearing.vue
index 05c716c1f..9ecb514e2 100644
--- a/apps/stage-web/src/pages/settings/modules/hearing.vue
+++ b/apps/stage-web/src/pages/settings/modules/hearing.vue
@@ -2,8 +2,8 @@
 import type { TranscriptionProvider } from '@xsai-ext/shared-providers'
 
 import { Alert, Button, ErrorContainer, LevelMeter, RadioCardManySelect, RadioCardSimple, TestDummyMarker, ThresholdMeter, TimeSeriesChart } from '@proj-airi/stage-ui/components'
-import { useAudioAnalyzer, useAudioDevice, useAudioRecorder } from '@proj-airi/stage-ui/composables'
-import { useAudioContext, useHearingStore, useProvidersStore } from '@proj-airi/stage-ui/stores'
+import { useAudioAnalyzer, useAudioRecorder } from '@proj-airi/stage-ui/composables'
+import { useAudioContext, useHearingStore, useProvidersStore, useSettingsAudioDevice } from '@proj-airi/stage-ui/stores'
 import { FieldCheckbox, FieldRange, FieldSelect } from '@proj-airi/ui'
 import { storeToRefs } from 'pinia'
 import { computed, onMounted, onUnmounted, ref, watch } from 'vue'
@@ -29,7 +29,8 @@ const {
 const providersStore = useProvidersStore()
 const { configuredTranscriptionProvidersMetadata } = storeToRefs(providersStore)
 
-const { audioInputs, selectedAudioInput, stream, stopStream, startStream } = useAudioDevice()
+const { stopStream, startStream } = useSettingsAudioDevice()
+const { audioInputs, selectedAudioInput, stream } = storeToRefs(useSettingsAudioDevice())
 const { startRecord, stopRecord, onStopRecord } = useAudioRecorder(stream)
 const { startAnalyzer, stopAnalyzer, onAnalyzerUpdate, volumeLevel } = useAudioAnalyzer()
 const { audioContext } = storeToRefs(useAudioContext())
diff --git a/packages/stage-ui/src/stores/audio.ts b/packages/stage-ui/src/stores/audio.ts
index 8e02bb24c..97a5e3a5c 100644
--- a/packages/stage-ui/src/stores/audio.ts
+++ b/packages/stage-ui/src/stores/audio.ts
@@ -84,13 +84,13 @@ export const useAudioContext = defineStore('audio-context', () => {
 export function useAudioDevice(requestPermission: boolean = false) {
   const devices = useDevicesList({ constraints: { audio: true }, requestPermissions: requestPermission })
   const audioInputs = computed(() => devices.audioInputs.value)
-  const selectedAudioInput = ref<string>(devices.audioInputs.value[0]?.deviceId || '')
+  const selectedAudioInput = ref<string>(devices.audioInputs.value.find(device => device.deviceId === 'default')?.deviceId || '')
   const deviceConstraints = computed<MediaStreamConstraints>(() => ({ audio: { deviceId: { exact: selectedAudioInput.value }, autoGainControl: true, echoCancellation: true, noiseSuppression: true } }))
   const { stream, stop: stopStream, start: startStream } = useUserMedia({ constraints: deviceConstraints, enabled: false, autoSwitch: true })
 
   watch(audioInputs, () => {
     if (!selectedAudioInput.value && audioInputs.value.length > 0) {
-      selectedAudioInput.value = audioInputs.value[0]?.deviceId
+      selectedAudioInput.value = audioInputs.value.find(input => input.deviceId === 'default')?.deviceId || audioInputs.value[0].deviceId
     }
   })
 
diff --git a/packages/stage-ui/src/stores/settings.ts b/packages/stage-ui/src/stores/settings.ts
index 225ec0ad1..91e3c4f8d 100644
--- a/packages/stage-ui/src/stores/settings.ts
+++ b/packages/stage-ui/src/stores/settings.ts
@@ -116,8 +116,8 @@ export const useSettingsAudioDevice = defineStore('settings-audio-devices', () =
   const selectedAudioInputPersist = useLocalStorage('settings/audio/input', selectedAudioInputNonPersist.value)
   const selectedAudioInputEnabledPersist = useLocalStorage('settings/audio/input-enabled', false)
 
-  watch(selectedAudioInputNonPersist, (newValue) => {
-    selectedAudioInputPersist.value = newValue
+  watch(selectedAudioInputPersist, (newValue) => {
+    selectedAudioInputNonPersist.value = newValue
   })
 
   watch(selectedAudioInputEnabledPersist, (val) => {
@@ -130,15 +130,18 @@ export const useSettingsAudioDevice = defineStore('settings-audio-devices', () =
   })
 
   onMounted(() => {
-    if (selectedAudioInputEnabledPersist.value && selectedAudioInputNonPersist.value) {
+    if (selectedAudioInputEnabledPersist.value && selectedAudioInputPersist.value) {
       startStream()
     }
+    if (selectedAudioInputNonPersist.value && !selectedAudioInputEnabledPersist.value) {
+      selectedAudioInputPersist.value = selectedAudioInputNonPersist.value
+    }
   })
 
   return {
     audioInputs,
     deviceConstraints,
-    selectedAudioInput: selectedAudioInputNonPersist,
+    selectedAudioInput: selectedAudioInputPersist,
     enabled: selectedAudioInputEnabledPersist,
 
     stream,
diff --git a/packages/ui/src/components/Form/Combobox/Combobox.vue b/packages/ui/src/components/Form/Combobox/Combobox.vue
index a20233273..502280724 100644
--- a/packages/ui/src/components/Form/Combobox/Combobox.vue
+++ b/packages/ui/src/components/Form/Combobox/Combobox.vue
@@ -1,4 +1,6 @@
-<script setup lang="ts">
+<script setup lang="ts" generic="T extends AcceptableValue">
+import type { AcceptableValue } from 'reka-ui'
+
 import {
   ComboboxAnchor,
   ComboboxContent,
@@ -15,26 +17,26 @@ import {
 } from 'reka-ui'
 
 const props = defineProps<{
-  options: { groupLabel: string, children?: { label: string, value: any }[] }[]
+  options: { groupLabel: string, children?: { label: string, value: T }[] }[]
   placeholder?: string
 }>()
 
-function toDisplayValue(value: any): string {
+const modelValue = defineModel<T>({ required: false })
+
+function toDisplayValue(value: T): string {
   const option = props.options.flatMap(group => group.children).find(option => option?.value === value)
   return option ? option.label : props.placeholder || ''
 }
 </script>
 
 <template>
-  <ComboboxRoot
-    class="relative w-full"
-  >
+  <ComboboxRoot v-model="modelValue" class="relative w-full">
     <ComboboxAnchor
       :class="[
         'w-full inline-flex items-center justify-between rounded-xl border px-3 leading-none h-10 gap-[5px] outline-none',
         'text-sm text-neutral-700 dark:text-neutral-200 data-[placeholder]:text-neutral-200',
         'bg-white dark:bg-neutral-900 disabled:bg-neutral-100 hover:bg-neutral-50 dark:disabled:bg-neutral-900 dark:hover:bg-neutral-700',
-        'border-neutral-200 dark:border-neutral-800 border-solid border-2 focus:border-neutral-300 dark:focus:border-neutral-600',
+        'border-neutral-200 dark:border-neutral-800 border-solid border-2 focus:border-primary-300 dark:focus:border-primary-400/50',
         'shadow-sm focus:shadow-[0_0_0_2px] focus:shadow-black',
         'transition-colors duration-200 ease-in-out',
       ]"
@@ -104,7 +106,7 @@ function toDisplayValue(value: any): string {
               :text-value="option.label"
               :value="option.value"
               :class="[
-                'leading-none rounded-md flex items-center h-8 pr-[0.5rem] pl-[1.5rem] relative select-none data-[disabled]:pointer-events-none data-[highlighted]:outline-none',
+                'leading-none rounded-lg flex items-center h-8 pr-[0.5rem] pl-[1.5rem] relative select-none data-[disabled]:pointer-events-none data-[highlighted]:outline-none',
                 'data-[highlighted]:bg-neutral-100 dark:data-[highlighted]:bg-neutral-800',
                 'text-sm text-neutral-700 dark:text-neutral-200 data-[disabled]:text-neutral-400 dark:data-[disabled]:text-neutral-600 data-[highlighted]:text-grass1',
                 'transition-colors duration-200 ease-in-out',
diff --git a/packages/ui/src/components/Form/Select/Select.vue b/packages/ui/src/components/Form/Select/Select.vue
index f8b72f246..a0a60b847 100644
--- a/packages/ui/src/components/Form/Select/Select.vue
+++ b/packages/ui/src/components/Form/Select/Select.vue
@@ -27,5 +27,5 @@ provide('hide', handleHide)
 </script>
 
 <template>
-  <Combobox v-model="modelValue" :options="[{ groupLabel: '', children: props.options }]" />
+  <Combobox v-model="modelValue" :default-value="modelValue" :options="[{ groupLabel: '', children: props.options }]" />
 </template>