1.Manufacturer,CE,FCC,SGS,ISO,CCC 2.27X optical zoom PTZ High Speed Dome H.264 IP Camera 3.IP66 ... dust & water resistant 27X optical zoom PTZ High Speed Dome H.264 IP Camera 1. IP66 ... mobile surveillance Model No.BL-E800PCB-27LensZoom270X (27X optical zoom, 10X digital zoom)Focal Lengthf=3.6-97.2mmIrisF1.4-22Viewing Angle57 ...