Multi Compatiable-Thanks for the standard network protocol,the Hsility network PTZ video conference Controller works with Linux system and all other IP PTZ cameras and can set preset patrol pattern and AB scan.Support max 999 equipments at the same time. | Ergonomics Operation Design-The Hsility PTZ controller ergonomics design for 4D joystick and knob button which is free to control the ptz and zooming function. It also support independetn IP address and IE web setting. | Multi Use Scenes-The Hsility Video Conference PTZ Control Keyboard is designed for simple and quick control of speed dome camera accurately and can be used in various important conference venues, for example, government and telecommunications departments, public security, procuratorates, courts, banks, securities, insurance, education, taxation | Hard Cover Structure-The surface of the Hsility Network PTZ controller is made of tough aluminum alloy which effectively prevent scratching and damage.The 5 LCD screen display is also excellence and better decoding H.265 and H.264 | Excellent Customer Service-.We are specializing in security product development and system solutions.Feel free to contact us if you have any issue.