diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b75c4a0..e93fb77 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version: [ '3.10', '3.11', '3.12', '3.13', '3.14' ]
-        rocket-chat-version: [ '7.10.7', '7.11.3', '7.12.4', '7.13.3' , '8.0.1', '8.1.0']
+        rocket-chat-version: [ '7.11.6', '7.12.6', '7.13.5' , '8.0.3', '8.1.2', '8.2.1', '8.3.1']
     steps:
       - name: Checkout
         uses: actions/checkout@v6.0.2
diff --git a/rocketchat_API/APISections/custom_sounds.py b/rocketchat_API/APISections/custom_sounds.py
new file mode 100644
index 0000000..3d9ddcb
--- /dev/null
+++ b/rocketchat_API/APISections/custom_sounds.py
@@ -0,0 +1,12 @@
+from rocketchat_API.APISections.base import RocketChatBase, paginated
+
+
+class RocketChatCustomSounds(RocketChatBase):
+    @paginated("sounds")
+    def custom_sounds_list(self, **kwargs):
+        """Retrieves all custom sounds."""
+        return self.call_api_get("custom-sounds.list", kwargs=kwargs)
+
+    def custom_sounds_get_one(self, sound_id, **kwargs):
+        """Retrieves a single custom sound by its _id."""
+        return self.call_api_get("custom-sounds.getOne", _id=sound_id, kwargs=kwargs)
diff --git a/rocketchat_API/rocketchat.py b/rocketchat_API/rocketchat.py
index 2b028f5..bef14c9 100755
--- a/rocketchat_API/rocketchat.py
+++ b/rocketchat_API/rocketchat.py
@@ -6,6 +6,7 @@
 from rocketchat_API.APISections.chat import RocketChatChat
 from rocketchat_API.APISections.dm import RocketChatDM
 from rocketchat_API.APISections.custom_emoji import RocketChatCustomEmoji
+from rocketchat_API.APISections.custom_sounds import RocketChatCustomSounds
 from rocketchat_API.APISections.custom_user_status import RocketChatCustomUserStatus
 from rocketchat_API.APISections.groups import RocketChatGroups
 from rocketchat_API.APISections.integrations import RocketChatIntegrations
@@ -32,6 +33,7 @@ class RocketChat(
     RocketChatChat,
     RocketChatDM,
     RocketChatCustomEmoji,
+    RocketChatCustomSounds,
     RocketChatCustomUserStatus,
     RocketChatGroups,
     RocketChatIntegrations,
diff --git a/tests/conftest.py b/tests/conftest.py
index fba6e9b..9e0846e 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -78,6 +78,18 @@ def secondary_user(logged_rocket):
     logged_rocket.users_delete(_testuser_id)
 
 
+@pytest.fixture
+def skip_if_version_under(rocket):
+    import semver
+
+    def _skip_if_version_under(minimum_version):
+        parse = lambda v: semver.Version.parse(v, optional_minor_and_patch=True)
+        if parse(rocket.info()["version"]) < parse(minimum_version):
+            pytest.skip(f"Requires Rocket.Chat >= {minimum_version}")
+
+    return _skip_if_version_under
+
+
 @pytest.fixture
 def skip_if_no_license(logged_rocket):
     try:
diff --git a/tests/test_custom_sounds.py b/tests/test_custom_sounds.py
new file mode 100644
index 0000000..9f6577d
--- /dev/null
+++ b/tests/test_custom_sounds.py
@@ -0,0 +1,79 @@
+import json
+import uuid
+
+
+def _sound_name():
+    return "test_sound_" + str(uuid.uuid1()).replace("-", "")[:12]
+
+
+def _create_sound(logged_rocket, name):
+    """Create a custom sound entry via method.call and return its _id."""
+    result = logged_rocket.call_api_post(
+        "method.call/insertOrUpdateSound",
+        message=json.dumps(
+            {
+                "msg": "method",
+                "id": "1",
+                "method": "insertOrUpdateSound",
+                "params": [{"name": name, "extension": "mp3", "newFile": True}],
+            }
+        ),
+    )
+    return json.loads(result["message"])["result"]
+
+
+def _delete_sound(logged_rocket, sound_id):
+    """Delete a custom sound entry via method.call."""
+    logged_rocket.call_api_post(
+        "method.call/deleteCustomSound",
+        message=json.dumps(
+            {
+                "msg": "method",
+                "id": "1",
+                "method": "deleteCustomSound",
+                "params": [sound_id],
+            }
+        ),
+    )
+
+
+def test_custom_sounds_list(logged_rocket):
+    result = list(logged_rocket.custom_sounds_list())
+    assert isinstance(result, list)
+
+
+def test_custom_sounds_list_structure(logged_rocket):
+    name = _sound_name()
+    sound_id = _create_sound(logged_rocket, name)
+    try:
+        sounds = list(logged_rocket.custom_sounds_list())
+        assert any(s["_id"] == sound_id for s in sounds)
+        sound = next(s for s in sounds if s["_id"] == sound_id)
+        assert "name" in sound
+        assert "extension" in sound
+    finally:
+        _delete_sound(logged_rocket, sound_id)
+
+
+def test_custom_sounds_list_filter_by_name(logged_rocket):
+    name = _sound_name()
+    sound_id = _create_sound(logged_rocket, name)
+    try:
+        sounds = list(logged_rocket.custom_sounds_list(name=name))
+        assert len(sounds) >= 1
+        assert all(name.lower() in s["name"].lower() for s in sounds)
+    finally:
+        _delete_sound(logged_rocket, sound_id)
+
+
+def test_custom_sounds_get_one(logged_rocket, skip_if_version_under):
+    skip_if_version_under("8.3.0")
+    name = _sound_name()
+    sound_id = _create_sound(logged_rocket, name)
+    try:
+        result = logged_rocket.custom_sounds_get_one(sound_id)
+        assert "sound" in result
+        assert result["sound"]["_id"] == sound_id
+        assert result["sound"]["name"] == name
+    finally:
+        _delete_sound(logged_rocket, sound_id)