The Logitech® M575 Ergo Wireless Trackball Mouse is a high-performance optical trackball mouse with a sleek white color and ergonomic design for comfortable use. It offers wireless connectivity via Bluetooth and a maximum DPI of 4000 for precise tracking. The Logi® Unifying Adapter allows for easy connectivity to multiple devices, making it a versatile and efficient choice for those in need of a reliable trackball mouse for their computing needs.