ASUS MD200 4200 DPI Optical Wireless SmartO MouseASUS SmartO Mouse is tailor made to help you work faster, better and smarter. It has been meticulous crafted for a luxurious, low profile aesthetic with superior ergonomics to provide comfortable, effortless all day use. With a unique elastic carrying loop and a high performance sensor that gives it the ability to work on almost any surface, including glass, ASUS SmartO Mouse perfectly combines flexibility, style and functionality. It's your perfect