diff --git a/yunke-server/app/sync/orchestrator.py b/yunke-server/app/sync/orchestrator.py
index 9876e31..ef533a3 100644
--- a/yunke-server/app/sync/orchestrator.py
+++ b/yunke-server/app/sync/orchestrator.py
@@ -57,6 +57,7 @@ from app.scraper.wechat import (
     scrape_wechat_messages,
     scrape_wechat_voice_calls,
 )
+from app.scraper.whatsapp import scrape_wa_voice_calls
 from app.session.yunke_client import YunkeClient
 from app.storage.object_store import ObjectStore
 from app.storage.repos import (
@@ -84,6 +85,7 @@ __all__ = [
     "sync_wechat_groups",
     "sync_wechat_messages",
     "sync_wechat_voice_calls",
+    "sync_wa_voice_calls",
 ]
 
 # ---------------------------------------------------------------------------
@@ -98,6 +100,7 @@ ENTITY_WECHAT_ACCOUNT = "wechat_account"
 ENTITY_WECHAT_FRIEND = "wechat_friend"
 ENTITY_WECHAT_GROUP = "wechat_group"
 ENTITY_WECHAT_VOICE_CALL = "wechat_voice_call"
+ENTITY_WA_VOICE_CALL = "wa_voice_call"
 ENTITY_MESSAGE = "message"
 # M4 (/pc/ CRM module) — phone calls + SMS share no channel column with the
 # wechat-family entities; they track their own SyncRun / SyncState rows.
@@ -498,6 +501,29 @@ async def sync_wechat_voice_calls(
     )
 
 
+async def sync_wa_voice_calls(
+    session: AsyncSession, client: YunkeClient
+) -> SyncResult:
+    """Full re-scrape of all WhatsApp voice-call records and idempotent upsert.
+
+    Mirrors :func:`sync_wechat_voice_calls`: the WA variant of the unified
+    ``queryWeChatVoiceList`` endpoint (``callSource=4``) has no ``since``
+    param, so "incremental" = re-scrape everything and rely on
+    :func:`upsert_voice_call`'s idempotent Core upsert (same ``call_id``
+    twice -> one refreshed row). The ``channel="wa_voice_call"`` value the
+    scraper stamps distinguishes WA rows from WeChat rows in the shared
+    ``PhoneCall`` table; the SyncRun row records ``entity_type='wa_voice_call'``.
+    """
+    return await _sync_full_rescrape(
+        session,
+        entity_type=ENTITY_WA_VOICE_CALL,
+        channel=None,
+        scope_id=None,
+        scrape=lambda: scrape_wa_voice_calls(client),
+        upsert=upsert_voice_call,
+    )
+
+
 async def sync_phone_calls(
     session: AsyncSession, client: YunkeClient
 ) -> SyncResult:
@@ -560,17 +586,18 @@ async def sync_all_wechat(
 ) -> list[SyncResult]:
     """Run the full WeChat sync sequence: org/entities first, then messages.
 
-    Order: departments → accounts → friends → groups → voice_calls, then the
-    per-conversation message sync for every ``(wechat_id, friend_id)`` in
-    ``conversations``. Each step returns its own :class:`SyncResult` so a single
-    failed entity does NOT abort the batch (the failure is recorded and the
-    next entity proceeds). Returns the results in execution order.
+    Order: departments → accounts → friends → groups → voice_calls →
+    wa_voice_calls, then the per-conversation message sync for every
+    ``(wechat_id, friend_id)`` in ``conversations``. Each step returns its own
+    :class:`SyncResult` so a single failed entity does NOT abort the batch
+    (the failure is recorded and the next entity proceeds). Returns the
+    results in execution order.
 
     ``conversations`` is the explicit "which direct / room chats to pull
     messages for" list. Full auto-discovery from the talkers endpoint is a
     LATER concern (Task 2.5 wires the scraper; wiring it into the coordinator
     is intentionally deferred to keep this entrypoint bounded and testable).
-    When ``conversations`` is ``None`` / empty, only the five full-re-scrape
+    When ``conversations`` is ``None`` / empty, only the six full-re-scrape
     entities run.
     """
     results: list[SyncResult] = [
@@ -579,6 +606,7 @@ async def sync_all_wechat(
         await sync_wechat_friends(session, client),
         await sync_wechat_groups(session, client),
         await sync_wechat_voice_calls(session, client),
+        await sync_wa_voice_calls(session, client),
     ]
     for wechat_id, friend_id in conversations or []:
         results.append(
diff --git a/yunke-server/app/sync/scheduler.py b/yunke-server/app/sync/scheduler.py
index 68b25fe..fdca23b 100644
--- a/yunke-server/app/sync/scheduler.py
+++ b/yunke-server/app/sync/scheduler.py
@@ -58,6 +58,7 @@ from app.sync.orchestrator import (
     sync_departments,
     sync_phone_calls,
     sync_sms,
+    sync_wa_voice_calls,
     sync_wechat_accounts,
     sync_wechat_friends,
     sync_wechat_groups,
@@ -152,6 +153,12 @@ async def _run_voice_calls(
     return [await sync_wechat_voice_calls(session, client)]
 
 
+async def _run_wa_voice_calls(
+    session: AsyncSession, client: YunkeClient, store: ObjectStore
+) -> list[SyncResult]:
+    return [await sync_wa_voice_calls(session, client)]
+
+
 async def _run_phone_calls(
     session: AsyncSession, client: YunkeClient, store: ObjectStore
 ) -> list[SyncResult]:
@@ -217,6 +224,7 @@ ENTITY_FUNCS: dict[
     "friends": _run_friends,
     "groups": _run_groups,
     "voice_calls": _run_voice_calls,
+    "wa_voice_calls": _run_wa_voice_calls,
     "phone_calls": _run_phone_calls,
     "sms": _run_sms,
     "messages": _run_messages,
diff --git a/yunke-server/tests/test_orchestrator.py b/yunke-server/tests/test_orchestrator.py
index 3ce17fe..b7e6bfe 100644
--- a/yunke-server/tests/test_orchestrator.py
+++ b/yunke-server/tests/test_orchestrator.py
@@ -471,8 +471,8 @@ async def test_failing_message_scraper_records_failed_run(monkeypatch):
 
 async def test_sync_all_wechat_runs_each_entity_then_messages(monkeypatch):
     """The coordinator runs departments → accounts → friends → groups →
-    voice_calls, then per-conversation messages for an explicit list.
-    Returns one result per entity/conversation in order."""
+    voice_calls → wa_voice_calls, then per-conversation messages for an
+    explicit list. Returns one result per entity/conversation in order."""
     engine = await _make_engine()
     try:
         SessionLocal = async_sessionmaker(engine, expire_on_commit=False)
@@ -490,6 +490,7 @@ async def test_sync_all_wechat_runs_each_entity_then_messages(monkeypatch):
         monkeypatch.setattr(orchestrator, "scrape_wechat_friends", empty_async_gen)
         monkeypatch.setattr(orchestrator, "scrape_wechat_groups", empty_async_gen)
         monkeypatch.setattr(orchestrator, "scrape_wechat_voice_calls", empty_async_gen)
+        monkeypatch.setattr(orchestrator, "scrape_wa_voice_calls", empty_async_gen)
         monkeypatch.setattr(orchestrator, "scrape_wechat_messages", empty_messages)
         # Scrapers yield nothing -> upsert / media loops never execute, so the
         # real upsert_messages / download_message_media (also imported into the
@@ -510,13 +511,14 @@ async def test_sync_all_wechat_runs_each_entity_then_messages(monkeypatch):
             await session.commit()
 
         entities = [r.entity for r in results]
-        # Five full-re-scrape entities in order, then two message runs.
+        # Six full-re-scrape entities in order, then two message runs.
         assert entities == [
             "department",
             "wechat_account",
             "wechat_friend",
             "wechat_group",
             "wechat_voice_call",
+            "wa_voice_call",
             "message",
             "message",
         ]
diff --git a/yunke-server/tests/test_sync_scheduler.py b/yunke-server/tests/test_sync_scheduler.py
index 065b077..788b8b1 100644
--- a/yunke-server/tests/test_sync_scheduler.py
+++ b/yunke-server/tests/test_sync_scheduler.py
@@ -76,6 +76,7 @@ def test_entity_funcs_has_expected_names():
         "friends",
         "groups",
         "voice_calls",
+        "wa_voice_calls",
         "phone_calls",
         "sms",
         "messages",