diff --git a/selfdrive/ui/soundd.py b/selfdrive/ui/soundd.py
index 52de743159..481b7a12d5 100644
--- a/selfdrive/ui/soundd.py
+++ b/selfdrive/ui/soundd.py
@@ -13,7 +13,7 @@ from openpilot.common.swaglog import cloudlog
 
 from openpilot.system import micd
 
-from openpilot.selfdrive.ui.sunnypilot.quiet_mode import QuietMode
+from openpilot.sunnypilot.selfdrive.ui.quiet_mode import QuietMode
 
 SAMPLE_RATE = 48000
 SAMPLE_BUFFER = 4096 # (approx 100ms)
diff --git a/sunnypilot/selfdrive/ui/quiet_mode.py b/sunnypilot/selfdrive/ui/quiet_mode.py
new file mode 100644
index 0000000000..739ea1392c
--- /dev/null
+++ b/sunnypilot/selfdrive/ui/quiet_mode.py
@@ -0,0 +1,40 @@
+"""
+Copyright (c) 2021-, Haibin Wen, sunnypilot, and a number of other contributors.
+
+This file is part of sunnypilot and is licensed under the MIT License.
+See the LICENSE.md file in the root directory for more details.
+"""
+from cereal import car
+
+from openpilot.common.params import Params
+
+AudibleAlert = car.CarControl.HUDControl.AudibleAlert
+
+ALERTS_ALWAYS_PLAY = {
+  AudibleAlert.warningSoft,
+  AudibleAlert.warningImmediate,
+  AudibleAlert.promptDistracted,
+  AudibleAlert.promptRepeat,
+}
+
+
+class QuietMode:
+  def __init__(self):
+    self.params = Params()
+    self.enabled: bool = self.params.get_bool("QuietMode")
+    self._frame = 0
+
+  def load_param(self) -> None:
+    self._frame += 1
+    if self._frame % 50 == 0:  # 2.5 seconds
+      self.enabled = self.params.get_bool("QuietMode")
+
+  def should_play_sound(self, current_alert: int) -> bool:
+    """
+    Check if a sound should be played based on the Quiet Mode setting
+    and the current alert.
+    """
+    if not self.enabled:
+      return bool(current_alert != AudibleAlert.none)
+
+    return current_alert in ALERTS_ALWAYS_PLAY