feat(icom): the speaker choice appears beside the RX-audio option too

Same remembered preference as the console's speaker button, surfaced where
the stream itself is enabled — tick RX audio and decide in the same breath
whether it reaches the speakers. Applied immediately, no save needed.

frontend/src/components/SettingsModal.tsx

@@ -10,6 +10,7 @@ import {
   GetLookupSettings, SaveLookupSettings, ClearLookupCache, TestLookupProvider,
   GetListsSettings, SaveListsSettings,
   GetCATSettings, SaveCATSettings, GetRadios, SaveRadios, SetActiveRadio, ActiveRadioID, DiscoverFlexRadios,
+  GetAudioMonitorPref,
   ListProfiles, GetActiveProfile, SaveProfile, DeleteProfile, ActivateProfile, DuplicateProfile,
   GetRotators, SaveRotators, TestRotatorDevice, RotatorPark, RotatorStop,
   GetRotorPresets, SaveRotorPresets, ResetRotorPresets,
@@ -1601,6 +1602,7 @@ function SettingsModalImpl({ onClose, onSaved, initialSection, onMainPaneChanged
   // The saved radios. The CAT panel edits ONE of them — whichever is on the air
   // — and the list is what makes switching possible without touching profiles.
   const [radios, setRadios] = useState<any[]>([]);
+  const [listenPref, setListenPref] = useState(true);
   const [activeRadio, setActiveRadioId] = useState('');
   const [radioBusy, setRadioBusy] = useState(false);
   const [catCfg, setCatCfg] = useState<CATSettings>({
@@ -2204,6 +2206,7 @@ function SettingsModalImpl({ onClose, onSaved, initialSection, onMainPaneChanged
         // buttons. See rotorPresetsLoaded for the belt to this brace.
         try { setRotorPresets((((await GetRotorPresets()) ?? []) as any)); setRotorPresetsLoaded(true); } catch {}
         try {
+          try { setListenPref(!!(await GetAudioMonitorPref())); } catch {}
           const rl: any = await GetRadios();
           setRadios(rl ?? []);
           // The backend is the only one who knows which radio is on the air —
@@ -3626,6 +3629,22 @@ function SettingsModalImpl({ onClose, onSaved, initialSection, onMainPaneChanged
                   <span className="block text-[11px] text-muted-foreground">{t('cat.icomNetAudioHint')}</span>
                 </span>
               </label>
+              {!!(catCfg as any).icom_net_audio && (
+                <label className="col-span-2 flex items-start gap-2 text-sm cursor-pointer pl-6">
+                  {/* The speaker choice, right where the stream is enabled. Same
+                      remembered preference as the console's speaker button —
+                      applied immediately, no save needed. */}
+                  <Checkbox checked={listenPref}
+                    onCheckedChange={(c) => {
+                      setListenPref(!!c);
+                      (c ? AudioStartMonitor() : Promise.resolve(AudioStopMonitor())).catch(() => setListenPref(!c));
+                    }} />
+                  <span>
+                    {t('cat.icomNetListen')}
+                    <span className="block text-[11px] text-muted-foreground">{t('cat.icomNetListenHint')}</span>
+                  </span>
+                </label>
+              )}
             </>
             )}
             {catCfg.backend === 'tci' && (