Here you can find website link address for demonstration of our DVR product and PTZ camera directly from our Manufacturer, you may Zoom in-out, Pan it right-left, and tilt it up-down LIVE! try to zoom in to a car parked and zoom it until you can see the license plate number or the face of a person on the gate way..you have the control 360 degree all for you to see! ( user name: guest , password: 123456) just copy nd paste this address to your internet explorer( ie5 above) and it will need to install active x controller to your browser and after you fill the user name and password you will be able to view the demo. http: / / guest.vipddns.com: 4387/