Keyboard joystick control 2 Axis/3 Axis Display current protocol ... firmware program on line Video suveillance 3 Axis PTZ keyboard joystick controlBasic Function:• Maximum cacade 16pcs sub-control keyboard• RS485 ... 0-15Joystick3-Axis(control:up,down,left,right,zoom)2-Axis(control:up,down,left,right)Interface Mode5PIN pressing line portMenu ... B mode:2.2 Surveillance 3-Axis PTZ Keyboard Joystick Control