The R55 is a professional desktop trackball. This trackball is designed for comfort over prolonged periods of use. Constructed from high impact plastic and featuring robust mechanics, it is ideally suited for use where reliability and an extensive live span are prerequisites The unit is directly connectable to any PC USB mouse port or to a PS/2 port via the supplied USB to PS/2 adaptor. No special device driver is required.
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Desktop office trackball – R55