Adesso Trackball iMouse T40
Adesso Trackball iMouse T40
Adesso Wireless Trackball iMouse T40, came out in 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

- https://youtu.be/JrgvqPl34dQ
- Adesso iMouse T40 - Wireless Programmable Ergonomic Trackball Mouse
Ball Size
Ball diameter: 40 mm
Adesso Trackballs T50 T40 T30


Amazon Review



