Performance Plus J9833 Compatible Toner for Dell 1100 and 1110 Replacement cartridge for Dell J9833 Compatible with Dell printers: 1100 and 1110 Performance Plus+ replacement laser cartridges are carefully color-matched to the original manufacturer's color, you can replace just one cartridge with a Performance Plus+ laser cartridge without fear of 'color shifting' with the remaining cartridges All cartridges pass through extensive quality control testing prior to leaving the factory 1 year warranty