适用于：指挥中心，生活小区保安室、公安监控室、道路监控室、大厦监控室、街道监控室、学校监控室、旅游景区监控室、工厂监控室等。

2. Suitable for: living room, a small area public security public security control room, control room control room, control room building, streets, schools, monitoring room, travel scenic spot monitoring room, plant control room, etc.