... chinese/english menu display with 255 presets 2. 100m IR distance 480TVL speed dome camera Specifiction model NO. GQ89 ... )X582(vertical)Minimum illumination0Lux,color to B/W,IR sensor,IR-cutS/N radio≥60db(enhanced)Backlight compensationOn/offirisAuto/ ... secondcommunicationsRS-485,PELCO D,PELCO POSDFull screen menuTemperature controloptionalIntelligent IR lamp100m,auto change far/near by camera focus, or ...