Compatible toner cartridge for HP6511X printer 1)High performance printing 2)Precise reliable 3)Page Yield ... printerFeatures1. Page Yield 5%: 12000 Pages 2. Original Printer Model NO. :Q6511A, Q6511X ;Canon Cart 310, 31II, 510, 51II, 710, 710II3. Compatible ... to Printer models: HP LaserJet 2410, 2420, 2420d, 2420n, 2420dn ...