diff --git a/src/data/outfly.toml b/src/data/outfly.toml
index 6f0c2dd..16e8bb0 100644
--- a/src/data/outfly.toml
+++ b/src/data/outfly.toml
@@ -20,9 +20,13 @@ fullscreen_on = true
 # render_mode may be "vulkan" or "gl"
 render_mode = "vulkan"
 
+# radio_station can be an integer number
+radio_station = 1
+
+# noise_cancellation_mode can be an integer number
+noise_cancellation_mode = 0
+
 # The following options are booleans (may be true or false)
 augmented_reality = true
-music = true
-sound = true
 third_person = true
 shadows_sun = true
diff --git a/src/game.rs b/src/game.rs
index 7fe545b..0590498 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -81,7 +81,7 @@ pub enum AchievementEvent {
 pub enum GameEvent {
     SetAR(Turn),
     SetMusic(Cycle),
-    SetSound(Turn),
+    SetSound(Cycle),
     SetMap(Turn),
     SetFullscreen(Turn),
     SetMenu(Turn),
@@ -144,7 +144,7 @@ impl Cycle {
 pub fn setup(mut settings: ResMut<Settings>, prefs: Res<var::Preferences>) {
     settings.hud_active = prefs.augmented_reality;
     settings.radio_mode = prefs.radio_station;
-    settings.mute_sfx = !prefs.sound;
+    settings.set_noise_cancellation_mode(prefs.noise_cancellation_mode);
     settings.third_person = prefs.third_person;
     settings.shadows_sun = prefs.shadows_sun;
 }
@@ -172,10 +172,10 @@ pub fn handle_game_event(
                 prefs.augmented_reality = settings.hud_active;
                 prefs.save();
             }
-            GameEvent::SetMusic(turn) => {
-                match turn.to_index(settings.radio_mode, &settings.radio_modes) {
-                    Some(radio_mode) => {
-                        settings.radio_mode = radio_mode;
+            GameEvent::SetMusic(cycle) => {
+                match cycle.to_index(settings.radio_mode, &settings.radio_modes) {
+                    Some(mode) => {
+                        settings.radio_mode = mode;
                     }
                     None => {}
                 }
@@ -183,11 +183,15 @@ pub fn handle_game_event(
                 prefs.radio_station = settings.radio_mode;
                 prefs.save();
             }
-            GameEvent::SetSound(turn) => {
-                // TODO invert "mute_sfx" to "sfx_active"
-                settings.mute_sfx = turn.to_bool(settings.mute_sfx);
+            GameEvent::SetSound(cycle) => {
+                match cycle.to_index(settings.noise_cancellation_mode, &settings.noise_cancellation_modes) {
+                    Some(mode) => {
+                        settings.set_noise_cancellation_mode(mode);
+                    }
+                    None => {}
+                }
                 ew_togglemusic.send(audio::ToggleMusicEvent());
-                prefs.sound = !settings.mute_sfx;
+                prefs.noise_cancellation_mode = settings.noise_cancellation_mode;
                 prefs.save();
             }
             GameEvent::SetMap(turn) => {
diff --git a/src/menu.rs b/src/menu.rs
index 01fe741..8e1ca9e 100644
--- a/src/menu.rs
+++ b/src/menu.rs
@@ -458,8 +458,15 @@ pub fn update_menu(
 
             match MENUDEF[i].1 {
                 MenuAction::ToggleSound => {
-                    let onoff = bool2string(!settings.mute_sfx);
-                    text.sections[i].value = format!("Sound: {onoff}\n");
+                    let noisecancel =
+                        if let Some(noisecancel) =
+                            settings.noise_cancellation_modes.get(settings.noise_cancellation_mode)
+                        {
+                            noisecancel
+                        } else {
+                            &settings.noise_cancellation_modes[0]
+                        };
+                    text.sections[i].value = format!("Noise Cancellation: {noisecancel}\n");
                 }
                 MenuAction::ToggleMusic => {
                     let station =
@@ -575,7 +582,7 @@ pub fn handle_input(
                 ew_updatemenu.send(UpdateMenuEvent);
             }
             MenuAction::ToggleSound => {
-                ew_game.send(GameEvent::SetSound(Toggle));
+                ew_game.send(GameEvent::SetSound(Next));
                 ew_updatemenu.send(UpdateMenuEvent);
             }
             MenuAction::ToggleCamera => {
diff --git a/src/var.rs b/src/var.rs
index 924dec2..0551e5b 100644
--- a/src/var.rs
+++ b/src/var.rs
@@ -40,6 +40,8 @@ pub struct Settings {
     pub version: String,
     pub alive: bool,
     pub mute_sfx: bool,
+    pub noise_cancellation_mode: usize,
+    pub noise_cancellation_modes: Vec<String>,
     pub radio_mode: usize,
     pub radio_modes: Vec<String>, // see also: settings.is_radio_playing()
     pub volume_sfx: u8,
@@ -156,7 +158,6 @@ pub struct Settings {
 impl Default for Settings {
     fn default() -> Self {
         let dev_mode = cfg!(feature = "dev_mode") && env::var("CARGO").is_ok();
-        let default_mute_sfx = false;
         let version = if let Some(version) = option_env!("CARGO_PKG_VERSION") {
             version.to_string()
         } else {
@@ -168,12 +169,19 @@ impl Default for Settings {
             god_mode: false,
             version,
             alive: true,
-            mute_sfx: default_mute_sfx,
-            radio_mode: 1,
-            radio_modes: vec![ // see also: settings.is_radio_playing()
+            mute_sfx: false,
+            noise_cancellation_mode: 0,
+            noise_cancellation_modes: vec![
                 "Off".to_string(),
-                "Cinematic".to_string(),
-                "Vibration Sensor Readings".to_string(),
+                "Ambience".to_string(),
+                "Mechanical".to_string(),
+                "Max".to_string(),
+            ],
+            radio_mode: 1,
+            radio_modes: vec![
+                // see also: settings.is_radio_playing()
+                "Off".to_string(),
+                "Cinematic Frequency".to_string(),
             ],
             volume_sfx: 100,
             volume_music: 100,
@@ -325,12 +333,25 @@ impl Settings {
     }
 
     pub fn is_radio_playing(&self, sfx: audio::Sfx) -> Option<bool> {
+        let radio = self.radio_mode;
+        let ambience = self.noise_cancellation_mode != 1 && self.noise_cancellation_mode != 3;
         match sfx {
-            audio::Sfx::BGM => Some(self.radio_mode == 1),
-            audio::Sfx::BGMActualJupiterRecording => Some(self.radio_mode == 2),
+            audio::Sfx::BGM => Some(radio == 1),
+            audio::Sfx::BGMActualJupiterRecording => Some(radio == 0 && ambience),
             _ => None,
         }
     }
+
+    pub fn set_noise_cancellation_mode(&mut self, value: usize) {
+        let value = if value >= self.noise_cancellation_modes.len() {
+            warn!("Attempting to set too large noise cancellation mode: {value}");
+            0
+        } else {
+            value
+        };
+        self.noise_cancellation_mode = value;
+        self.mute_sfx = value >= 2;
+    }
 }
 
 #[derive(Resource, Default, Debug)]
@@ -432,7 +453,7 @@ pub struct Preferences {
     pub render_mode: String,
     pub augmented_reality: bool,
     pub radio_station: usize,
-    pub sound: bool,
+    pub noise_cancellation_mode: usize,
     pub third_person: bool,
     pub shadows_sun: bool,