... Pan/Tilt/Zoom OSD menu,16 protocols communicat 3 Axis Joystick Keyboard with 3.5" color LCD screen3.5" color LCD ... screen,4CH processor3 Axis joystick for controlling Pan/Tilt/ZoomOSD menu,16 protocols communication,Baud ... equipments,including intelligent dome camera,decoder,processor etc. 3 Axis Joystick Keyboard with 3.5" color LCD screen