Specifically designed for long-term operating applications, such as teaching in classroom etc. - based on patent hikey technology, teachers can use any function, writing, labeling and editing multi-media courseware with most convenient operation. - with durable multi-polyester coat surface, it can be used as ordinary whiteboard ¿c writing with dry-marker, and easily cleaned. - board height is adjustable for different grades of kids. - single cable connection, no ac required. - 60", 80", 100", 120" or customized size. Specifications Model no. Ts-6060 Ts-6080 Ts-6010 External size 127íß96íß1.8 (cm) 166íß126íß1.8 (cm) 216íß125íß1.8 (cm) Diagonal 160cm (63í¦) 207.5cm (81.7í¦) 248.5cm (97.8í¦) Writing surface 121íß90.5 (cm) 159íß119 (cm) 209íß118 (cm) Active diagonal 151cm (59í¦) 198cm (78.2í¦) 240cm (94.5í¦) Weight (wall-mount included) 14.5kg 20.5kg 26kg Digitizing technology Touch sensitive Handy intelligence key Hikey i + hikey ii Resolution 8192 íß 8192 Process speed 480 frame/s Transmission speed 19200 bps Usb cable 10 m Pen 2 pieces Installation Wall mount bracket / mobile floor stand (optional) Interface Usb1.1¿c 2.0 Power consumption Less than 1 watt Warranty 5 years