Nextwindow 2700 OverlayTouch 70". Display diagonal: 1778 mm (70 "), Response time: 14 ms, Touchscreen technology: Optical imaging. Colour of product: Black. Certification: EN55022, EN55024, CISPR 22, CISPR 24. Operating temperature range (T-T): 0 - 45 °C, Storage temperature range (T-T): -25 - 85 °C, Operating relative humidity range: 10 - 90 %. Housing material: PVC, Aluminium