Product Review

Accurate Color, precise image reproduction and crisp, sharp text every time you print. Chemically-grown toner and HP Smart printing system technology deliver consistent results and reliable performance throughout the life of the cartridge. Save time with all-in-one HP 645A LaserJet supplies. HP Smart technology makes automatic adjustments to optimize print quality and enhance reliability. Minimal user intervention saves time, improves productivity and lowers overall printing costs.

HP 645A (C9730A) toner cartridge works with: HP Color LaserJet 5500, 5550