Performance Plus RY857 Black High Yield Compatible Toner for the Dell 1320c Replacement cartridge for Dell RY857 Compatible with Dell printer 1320c 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