Page Yield: 25,000 pages for HP 81X Black toner cartridge (per cartridge) Based On 5% Standard Coverage Package Content: 2 x HP 81X Black toner cartridge CF281X Compatible with LaserJet Flow MFP M630z, M604dn, M604n, M605dh, M605dn, M605n, M605x, M606dn, M606x, MFPM630dn, MFP M630f, MFP M630h Product name: HP 81X HP81X HP-81X HP 81 X Black toner cartridge replacement for HP 81, 81X Toner (CF281X) Reliable printing Quality: LD Products HP 81X toner cartridge replacements have excellent printing performance, both pictures and text will be very clear, vibrant and vivid.