Gaoke GK-880H/ 96S digital interactive whiteboard has 96 inch size diagonal screen, infrared technology, 16 : 10 aspect ratio, 8192 x 8192 resolution, 250 px / s cursor speed, USB interface, <1 mm accuracy, 1799 x 1308 mm working surface, -20°C to 50°C working temperature, supports Windows Vista / 7 / 8, works with a finger or stylus, plug and play.