diff --git a/script/RobotTCP.py b/script/RobotTCP.py
index 20a455e..317ddec 100644
--- a/script/RobotTCP.py
+++ b/script/RobotTCP.py
@@ -137,6 +137,10 @@ class RobotTCP(TcpDevice):
         self.powered = self.eval_bool("isPowered()")
         return self.powered
 
+    def get_monitor_speed(self):
+        self.powered = self.eval_int("getMonitorSpeed()")
+        return self.powered
+
     def enable(self):
         return self.evaluate("enablePower()")
 
@@ -187,4 +191,4 @@ class RobotTCP(TcpDevice):
 
 add_device(RobotTCP("robot_tcp", "129.129.126.100:1000"), force = True)   
 robot_tcp.setPolling(500)
-robot_tcp.get_emergency_stop_sts()
\ No newline at end of file
+robot_tcp.get_monitor_speed()
\ No newline at end of file