Dynabook/Toshiba KEYBOARD C000000726 is compatible in the following Models:

Dynabook/Toshiba SATELLITE-PRO Series

C Series C40-J - PYS46A-00D00J

C Series C40-J - PYS46A-00E00J

C Series C40-J - PYS46A-00X00J

C Series C40-J - PYS46A-00Y00J