This BISONTEC toner refill kit contains Universal black toner refill one replacement chip accessories and easy to use instructions. This is compatible with Lexmark T420 X422 Dell S2500 IBM Infoprint 1222 Toshiba e-Studio 220P and many more. Compatibility includes Lexmark T420 X422 Dell S2500 IBM Infoprint 1222 Toshiba e-Studio 220P refill kit