Logitech M570 Wireless Trackball Mouse – Ergonomic Design with Sculpted Right-Hand Shape, Compatible with Apple Mac / Microsoft, USB Unifying Receiver, Dark Gray (Discontinued by Manufacturer)

The logitech wireless trackball m570 gives you a different kind of comfort. it stays in one place and supports your hand to let you work all day with ease. System Requirements: Windows Vista Windows 7 Windows 8 or Windows 10|USB port Internet connection for software download|Mac OS X 10.5 or later|USB port|Internet connection for software download