PRODUCT GRADING Refurbished Excellent > Very light scratches and light signs of use > Refurbished to the highest standards. Non-Retail Box WHAT IS IN THE BOX Rapoo N200 Wired Optical Silent Mouse PRODUCT DESCRIPTION No driver required, just plug it in and go. Life can be that easy. You'll enjoy responsive and smooth cursor control with the 1600 DPI high-definition optical tracking engine. Scroll up and down function greatly facilitates your daily work or web browsing. The anti-slip pattern on the scroll wheel ensures fast, easy and accurate scrolling. Designed to suit either hand. With the full-size shape, you are not easy to get tired even for hours' operation. PRODUCT INFORMATION Connectivity technology - USB Recommended uses for product - Office Brand - Rapoo Compatible devices - Windows XP/Vista/7/8/10, Mac OS X 10.4 or later, USB port Special feature - Soundless