کیبورد کنترلر NKB1000E کیبورد کنترلر NKB1000E     Network Keyboard  Keyboard to Control   Dahua High Speed Dome   Dahua Standalone DVR   Network Video Server  Connection   RS485 RS422 reserved USB RS232  Network  Functions   Three Dimensional Joystick Control of PTZ Functions   Preset Position Auto Scan Auto Pan Auto Tour  Pattern Auxiliary Functions  Auxiliary Functions   OnScreen Menu  User Operation Procedure Tips  Connect to SmartPSS or DSS platform via USB