You don't have to buy an expensive IP camera. Just install the app on your old smartphone and use it over Wi-Fi for a video surveillance system. App has built-in RTSP-server to stream the video and audio for network live broadcast. Install the Home Security Camera software on your computer (http://www.home-security-camera.com) and record everything that happens in your home while you are away with an intelligent motion detector. You can view P2P live streaming and events through motion capture