TRUE IMAGE HEQ6473A-M502A Compatible Toner Cartridge Replacement for HP Q6473A (Magenta) Premium quality toner with easy to install design Estimated page yield of 4,000 pages @ 5% coverage based on ISO/IEC 19752 (letter/A4 size) Compatible with HP Printers: Color LaserJet 3600, 3600N, 3600DN 1-pack True Image high yield magenta toner cartridge replaces HP Q6473A Warranty: Lifetime 100% satisfaction guarantee