百万像素网路监控套装
巡视监控即时报警功能
互联网高清速程即时监控
高清夜视摄影镜头
To navigate, press the arrow keys.To activate drag with keyboard, press Alt + Enter or Alt + Space. Once you are in keyboard drag state, use the arrow keys to move the marker. To complete the drag, press the Enter or Space keys. To cancel the drag and return to the original position, press Alt + Enter, Alt + Space, or Escape