diff --git a/homeassistant/components/reolink/icons.json b/homeassistant/components/reolink/icons.json
index 7dc9721d172..218b0e9305b 100644
--- a/homeassistant/components/reolink/icons.json
+++ b/homeassistant/components/reolink/icons.json
@@ -318,6 +318,9 @@
       },
       "pre_record_battery_stop": {
         "default": "mdi:history"
+      },
+      "silent_time": {
+        "default": "mdi:volume-off"
       }
     },
     "select": {
diff --git a/homeassistant/components/reolink/number.py b/homeassistant/components/reolink/number.py
index 222462166bf..721b14e9daf 100644
--- a/homeassistant/components/reolink/number.py
+++ b/homeassistant/components/reolink/number.py
@@ -804,6 +804,19 @@ CHIME_NUMBER_ENTITIES = (
         value=lambda chime: chime.volume,
         method=lambda chime, value: chime.set_option(volume=int(value)),
     ),
+    ReolinkChimeNumberEntityDescription(
+        key="silent_time",
+        cmd_key="609",
+        translation_key="silent_time",
+        entity_category=EntityCategory.CONFIG,
+        device_class=NumberDeviceClass.DURATION,
+        native_step=1,
+        native_min_value=0,
+        native_max_value=720,
+        native_unit_of_measurement=UnitOfTime.MINUTES,
+        value=lambda chime: int(chime.silent_time / 60),
+        method=lambda chime, value: chime.set_silent_time(time=int(value * 60)),
+    ),
 )
 
 
diff --git a/homeassistant/components/reolink/strings.json b/homeassistant/components/reolink/strings.json
index af7d9369fff..b0a969f53d5 100644
--- a/homeassistant/components/reolink/strings.json
+++ b/homeassistant/components/reolink/strings.json
@@ -666,6 +666,9 @@
       },
       "pre_record_battery_stop": {
         "name": "Pre-recording stop battery level"
+      },
+      "silent_time": {
+        "name": "Silent time"
       }
     },
     "select": {
diff --git a/tests/components/reolink/snapshots/test_diagnostics.ambr b/tests/components/reolink/snapshots/test_diagnostics.ambr
index f6037c5b701..868a1d4ba9c 100644
--- a/tests/components/reolink/snapshots/test_diagnostics.ambr
+++ b/tests/components/reolink/snapshots/test_diagnostics.ambr
@@ -81,6 +81,10 @@
         '0': 1,
         'null': 1,
       }),
+      '609': dict({
+        '0': 1,
+        'null': 1,
+      }),
       'DingDongOpt': dict({
         '0': 2,
         'null': 2,