Logitech TrackMan Marble, ratón con bola de seguimiento con cable, seguimiento óptico de 300 DPI Marble, Ambidextrous, USB, PC / Mac / Laptop - Xtrasoft ES
A size comparison between the Logitech Cordless Trackman Optical, the Microsoft Trackball Optical, and the Elecom Huge, for if anyone is curious. : r/Trackballs
Trackball Logitech Trackman Marble con cable - Ticaplus