... menu display with 255 presets 2. 100m IR distance dome housing camera Specifiction model NO. GN89-27Image sensor1/4" CCDSignal modelPAL/ ... 540TVL,B/W:600TVLEffective pixel752(horizontal)X582(vertical)Minimum illumination0Lux,color to B/W,IR sensor,IR-cutS/N radio≥ ... screen menuTemperature controloptionalIntelligent IR lamp100m,auto change far/near by camera focus, or force to turn on/off IR lamp ...