diff --git a/takway/clients/web_socket_client_utils.py b/takway/clients/web_socket_client_utils.py
index cd763ee..b466b61 100644
--- a/takway/clients/web_socket_client_utils.py
+++ b/takway/clients/web_socket_client_utils.py
@@ -157,7 +157,6 @@ class WebSocketClinet:
                         last_short_power_status = ~recorder.hardware.short_power_status
                     else:
                         last_short_power_status = recorder.hardware.short_power_status
-                        
                 except:
                     pass
             else:
diff --git a/ws_client.py b/ws_client.py
index 347c408..bb53fde 100644
--- a/ws_client.py
+++ b/ws_client.py
@@ -118,7 +118,7 @@ if __name__ == '__main__':
     parser.add_argument('--IN_frames_per_buffer', type=int, default=512, help='Frames per buffer')
     parser.add_argument('--min_stream_record_time', type=float, default=0.5, help='Min stream record time, sec')
     parser.add_argument('--max_slience_time', type=int, default=10, help='Max slient time when recording, sec')
-    parser.add_argument('--min_act_time', type=float, default=0.3, help='Min inactive time, sec')   # 等待多少秒沉默就发送音频
+    parser.add_argument('--min_act_time', type=float, default=0.6, help='Min inactive time, sec')   # 等待多少秒沉默就发送音频
     parser.add_argument('--mircophone_device', type=int, default=mircophone_device, help='Microphone device index')
     
     # player paramters