PTZ Controller is a software controller of PTZ Camera. It supports pelco D/P protocol. It can perform the full function of traditional hardware controller, while user can control the PTZ dome through computer 232/485/USB port. Meanwhile, it can also act as a test tool for device's test and development. Features:PTZ Controller is a robust, easy-to-use, multi-feature 232/485/USB Port operation tool. It features the following element: User Friendly GUI -Use it as if using a hardware controller without training. Multi Procotol support - Easy to change different protocol to control the PTZ dome. Scalable-Port changeable, baud rate changedable, multi device enable. Customize-Define the GUI as you like; define your own protocol, in another word: change everything to your favorite.