HP 42X (Q5942X) Black Toner Cartridge High Yield, 2 Toner Cartridges (Q5942XD) HP 42X toner cartridges work with: HP LaserJet 4250, 4350. Save up to 25% with high-yield HP toner. HP 42X toner cartridge yield (approx.) per cartridge: 20,000 pages Save moneyget double the print volume at a lower price with 2 Original HP 42X (Q5942X) cartridges in one package (Q5942XD). See 42A (Q5942A) for standard size option of HP 42 black toner. What's in the Box: 2 New Original HP 42X (Q5942X) toner cartridges in one package (Q5942XD) Color: Black