Amazon.com: HP 78A Black Toner Cartridges (2-pack) | Works with HP LaserJet Pro P1566, P1606 Series, HP LaserJet Pro MFP M1536 Series | CE278D : Office Products
Amazon.com: HP 78A Black Toner Cartridges (3-pack) | Works with HP LaserJet Pro P1566, P1606 Series, HP LaserJet Pro MFP M1536 Series | CE278AT1 : Office Products
HP P1606DN LaserJet Printer W/TONER TESTED 29K PC #319J | eBay
HP LaserJet P1606dn CE749A Professional LaserJet Printer No Toner | eBay