Laser Tek Services Compatible Toner Cartridge Replacement for HP Q6470A ( Black , 1-Pack ) Package Contains: 1 x Compatible HP Q6470A Black Toner Cartridge. Page Yield: 6,000 pages @ 5% page coverage. Works in the following printers: HP Color LaserJet 3600, HP Color LaserJet 3600DN, HP Color LaserJet 3600N, HP Color LaserJet 3800, HP Color LaserJet 3800DN, HP Color LaserJet 3800DTN, HP Color LaserJet 3800N, HP Color LaserJet CP3505, HP Color LaserJet CP3505DN, HP Color LaserJet CP3505N, HP Color LaserJet CP3505X. Laser Tek Services offers a 1 year, 100% satisfaction guarantee on the purchase of any Laser Tek Services replacement cartridges, drums, and refill kits. The use of Laser Tek Services compatible replacement toner cartridges, inkjet cartridges, and drum units will not void your printer's warranty.