This listing is for a brand new, factory-sealed Genius EasyMouse+ serial port wired mouse. The box indicates compatibility with Windows NT, 95, and 98. It features auto-panning and zoom in/out functions, and is designed for use with either hand. A one-year warranty is mentioned on the packaging (note: vintage item, warranty likely expired). Perfect for vintage computer enthusiasts or to replace an old serial mouse. See photos for exact condition of the sealed packaging.