The Microsoft Wireless Mobile Mouse 3500 Model 1427, 1447 is a new wireless mouse designed for mobility and convenience. With a maximum DPI of 3500, this mouse offers precise and smooth cursor control for efficient navigation on your computer or tablet. Its compact and sleek design makes it easy to carry around and use wherever you go. The wireless connectivity ensures freedom of movement without being tethered by cables, making it a practical choice for everyday use.