Mouse subsitute that uses a trackball to scroll. Also features buttons to replace mouse features like clicking or dragging, and 3 jack sockets for external switches, and captive sockets that allow the device to be attached to a desk or wheelchair
Mouse subsitute that uses a trackball to scroll. Also features buttons to replace mouse features like clicking or dragging, and 3 jack sockets for external switches, and captive sockets that allow the device to be attached to a desk or wheelchair