LCL Compatible Toner Cartridge Replacement for HP 49A Q5949A (Black 1-Pack) Page yield: 2,500 Pages at 5% Coverage (Letter /A4) Easy to install;High capacity;Long term supplies. Condition: Our compatible cartridges from ISO 9001/14001; STMC; CE; ROHS Certified factory. 100% satisfaction guarantee: 24-month warranty and 36-month shelf life. For use in the following:HP LaserJet 1320/1320N/1320TN/3390MFP/3392MFP