diff --git a/orbbec_camera/config/camera_params.yaml b/orbbec_camera/config/camera_params.yaml
index 0aeb4d05..d0a38a27 100644
--- a/orbbec_camera/config/camera_params.yaml
+++ b/orbbec_camera/config/camera_params.yaml
@@ -6,6 +6,7 @@ device_preset: "High Accuracy"
 laser_on_off_mode: 1 # 0: off, 1: on-off, 1: off-on
 time_domain: "global" # global, device, system
 enable_sync_host_time: false
+frames_per_trigger: 2
 
 # When 3D reconstruction mode is enabled:
 # - The laser will switch to on-off mode
diff --git a/orbbec_camera/launch/gemini_330_series.launch.py b/orbbec_camera/launch/gemini_330_series.launch.py
index e5ebab4a..4fc8ac4f 100644
--- a/orbbec_camera/launch/gemini_330_series.launch.py
+++ b/orbbec_camera/launch/gemini_330_series.launch.py
@@ -121,7 +121,9 @@ def generate_launch_description():
         DeclareLaunchArgument('color_delay_us', default_value='0'),
         DeclareLaunchArgument('trigger2image_delay_us', default_value='0'),
         DeclareLaunchArgument('trigger_out_delay_us', default_value='0'),
-        DeclareLaunchArgument('trigger_out_enabled', default_value='false'),
+        DeclareLaunchArgument('trigger_out_enabled', default_value='true'),
+        DeclareLaunchArgument('frames_per_trigger', default_value='2'),
+        DeclareLaunchArgument('software_trigger_period', default_value='33'),  # ms
         DeclareLaunchArgument('enable_frame_sync', default_value='true'),
         DeclareLaunchArgument('ordered_pc', default_value='false'),
         DeclareLaunchArgument('use_hardware_time', default_value='true'),
@@ -161,6 +163,7 @@ def generate_launch_description():
         DeclareLaunchArgument('laser_energy_level', default_value='-1'),
         DeclareLaunchArgument('enable_3d_reconstruction_mode', default_value='false'),
         DeclareLaunchArgument('enable_sync_host_time', default_value='true'),
+        DeclareLaunchArgument('time_domain', default_value='device'),
         DeclareLaunchArgument('config_file_path', default_value=''),
     ]