HP 305X (CE410X) Black High Yield Cartridge for HP LaserJet Pro 400 Color MFP M451nw M451dn M451dw, Pro 300 Color MFP M375nw HP 305X (CE410X) toner cartridges work with: HP LaserJet Pro 400 Color MFP M451nw M451dn M451dw, Pro 300 Color MFP M375nw Save up to 25% with high-yield HP toner. Cartridge yield (approx.): 4,000 pages Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges. What's in the box: New Original HP 305X (CE410X) toner cartridge Color: Black