CS Compatible for HP 3600 Q6470A Black Q6471A Cyan Q6472A Yellow Q6473A Magenta HP 501A & 502A COLOR LASERJET 3600N 3600DN 3800N 3800DN 3800DTN CP3505N Toner Cartridges 4 Color Set Page Yield: -6000 Replaces Q6470A Q7581A Q7582A Q7583A . The Compatible toner cartridge will produce the same amount of page yield as an OEM cartridge would. WARNING: Avoid poor quality knockoffs from other sellers; order directly from Clever Supplies Toner to receive the exact product listed and ensure superior quality. Premium Quality Replacement Toner Cartridge is made by ISO9001 Certified Factory to Meet or Exceed OEM Standards. All Clever Supplies brand products are backed by '100% Quality Satisfaction' 1 year warranty against defects in materials and workmanship for all toner products. Free tech support for any problems for all Clever Supplies brand products. These units are manufactured 100% brand new with all new parts including OPC drums, wiper blades, a smart chip and other internal parts, they are an economical alternative to expensive OEM laser toner cartridges. Compatible with HP Printers: Color LaserJet 3600 Color LaserJet 3600DN Color LaserJet 3600N Color LaserJet 3800 Color LaserJet 3800DN Color LaserJet 3800DTN Color LaserJet 3800N Color LaserJet CP3505 Color LaserJet CP3505N Color LaserJet CP3505DN Color LaserJet CP3505X