Adesso Trackball iMouse T40
Adesso Wireless Trackball xMouse T40, came out in October, 2018.
- Wireless. 2.4 GHz radio frequency, range of up to 10 meters.
- buttons are programmable. Requires installing their software for Microsoft Windows.
- 5 levels of DPI resolutions, 400dpi to 4800dpi
- Optical sensor