For your consideration at this wonderful sale is a rare and vintage BLACK Apple Desktop Bus Mouse II, model number M2706.An ADB port is required for use, but will also work with Griffin's iMate ADB to USB adapter for use with recent Apple systems that have a USB port.Mouse was manufactured in the early 1990s, and sold only with complete Macintosh TV desktop systems in 1993 and 1994. Since this mouse is over 20 years old, with collectible status, they are priced accordingly, and I will not be accepting any returns or processing any refunds after they are purchased. Please see the additional pictures for your review. The plastics on this mouse are aging in quality, and may have developed normal wear and tear, and as a result, the mouse is sold as-is. Label on actual unit may be monochrome, or beige, or may ship without a label intact on some production models. Multiple units were made available at the start of the sale, one quantity offer will receive one mouse, two quantity offers will receive two mice, and so on. I will ship international.