The XT4 model is the left-handed version, read more below. As a result of the increased diameter, the sense of control is enhanced and less dust and dirt will fill the holes, so less maintenance (cleaning of those areas) is needed.īy eliminating the step between the side button and the left-click and right-click, It is possible to access the side button more easily, see image below to compare the two shapes. The first generation XT1 trackball featured ceramic supporting balls, but the second generation models (XT2 and XT3) have support balls made of a large-sized artificial ruby with a diameter of 2.5 mm.

The XT2 and XT3 feature a new optical design centering on newly developed lens realizes further pointer follow ability. The XT3 model can have a 6th button function assigned after Elecom eliminated the deceleration function and has assigned “function assignable button” with mouse assistant to that button. Kensington Pro Fit Ergo Vertical Wireless Trackball.

Kensington Orbit Fusion Wireless Trackball.

Kensington mouse driver version 5.02