HP 644A (Q6463A) Magenta Original LaserJet Toner Cartridge HP 644A (Q6463A) toner cartridges work with: HP Color LaserJet 4730. Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges. Cartridge yield (approx.): 12,000 pages 644A toner is designed to work with your HP printer for high quality, reliable results every print. What's in the Box: New Original HP 644A (Q6463A) toner cartridge. Color: Magenta