diff --git a/android/src/main/java/com/j/background_sms/BackgroundSmsPlugin.java b/android/src/main/java/com/j/background_sms/BackgroundSmsPlugin.java
index 6ba58ac..cb2aa9e 100644
--- a/android/src/main/java/com/j/background_sms/BackgroundSmsPlugin.java
+++ b/android/src/main/java/com/j/background_sms/BackgroundSmsPlugin.java
@@ -48,7 +48,7 @@ public static void registerWith(Registrar registrar) {
   @Override
   public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
     if (call.method.equals("sendSms")) {
-      String num = call.argument("phone");
+      String[] num = call.argument("phone").toString().split(",");
       String msg = call.argument("msg");
       Integer simSlot = call.argument("simSlot");
       sendSMS(num, msg, simSlot, result);
@@ -67,7 +67,7 @@ private void isSupportCustomSim(Result result){
     }
   }
 
-  private void sendSMS(String num, String msg, Integer simSlot,Result result) {
+  private void sendSMS(String[] num, String msg, Integer simSlot,Result result) {
     try {
       SmsManager smsManager;
       if (simSlot == null) {
@@ -79,7 +79,9 @@ private void sendSMS(String num, String msg, Integer simSlot,Result result) {
           smsManager = SmsManager.getDefault();
         }
       }
-      smsManager.sendTextMessage(num, null, msg, null, null);
+      for(String number : num) {
+        smsManager.sendTextMessage(number, null, msg, null, null);
+      }
       result.success("Sent");
     } catch (Exception ex) {
       ex.printStackTrace();
diff --git a/lib/background_sms.dart b/lib/background_sms.dart
index 9305853..05528db 100644
--- a/lib/background_sms.dart
+++ b/lib/background_sms.dart
@@ -8,12 +8,12 @@ class BackgroundSms {
   static const MethodChannel _channel = const MethodChannel('background_sms');
 
   static Future<SmsStatus> sendMessage(
-      {required String phoneNumber,
+      {required List<String> phoneNumber,
       required String message,
       int? simSlot}) async {
     try {
       String? result = await _channel.invokeMethod('sendSms', <String, dynamic>{
-        "phone": phoneNumber,
+        "phone": phoneNumber.join(','),
         "msg": message,
         "simSlot": simSlot
       });