According to the Trendhunter magazine, a Chinese robotics company called Siasun has built a robot that:
… has the ability to spot gas leaks, monitor your health, talk to you when you are alone, communicate with the police, send text messages and take phone calls when you are not at home.
The robot is built for to take on the role of caretakers for the elderly population. To a lot of people, the above mentioned features of the robot hardly seem enough to call the robot a ‘nanny robot’ or a ‘caretaker …

Study on the security of household robots (focus: 2008 versions of Robosapien V2, Rovio, and Spykee) by researchers at the University of Washington.