Scratch Resistant – Multi-Touch Screen with 7H Surface Hardness 7H scratch resistant surface hardness . ensures durability. as well as a consistent high quality touch experience.Scratch resistance is essential for touch solutions used for. education and public environmentThis is achieved thanks to a glass overlay covering the screen. This means that the panel surface can withstand impact from objects and scratches. Slide easily into the best angle for touch control The HANNspree . HT161HNB has been specially developed. to provide you with the best angle for both viewing and interaction. The sliding-tilt stand allows you to easily and smoothly adjust the screen and find your perfect perspective for comfortable viewing as well as convenient touch usage. Connectivity The HANNspree HT161HNB features a host of connectivity options that include . HDMI and D-Sub VGA. .The various inputs ensure that your monitor is more compatible and ready to handle all of your content. Enabling touch is easy. ! Simply connect the USB cable from your PC to the monitor\'s . USB upstream port. and connect one of the video inputs to project images onscreen..