Linkyo replacement for HP 81A CF281A and 81X CF281X toner cartridges are compatible with HP LaserJet Enterprise M605x Printer. Our replacement toner cartridges come with a Guarantee while costing 70% less than original HP toner cartridges. Linkyo replacement for HP 81A CF281A toner cartridges have an estimated yield of 10,500 pages (based on 5% coverage).