Original HP TerraJet Toner features efficient toner use for less waste and outstanding quality printing with an increase in vivid colors, natural-looking images and sharper details. Highly efficient toner particles with protective shell and low-melt formula deliver more true-to-life colors and sharper details. Innovative toner particle design works efficiently so you get more pages per cartridge size. Printer calibrations take less time in HP Color LaserJet Pro and Enterprise series with HP TerraJet Toner Cartridges compared to predecessor. Toner cartridge is compatible with HP Color LaserJet Pro 4201dn, Pro 4201dw Wireless, Pro MFP 4301fdn and Pro MFP 4301fdw Wireless Printers. Tamper-resistant, HP proprietary firmware and secure cartridge chips ensure you're getting a genuine HP cartridge, TerraJet Cartridges and packaging are also designed for a low-carbon footprint with reduced plastic and energy use.