ECOPLUS Re-manufactured Toner Cartridge Replacement for Canon S35, FX8, 7833A001AA, Models Faxphone L170, L360, L380, ImageClass D310, D320, D340, LaserClass 310, 510, PC-D320, PC-D340, Black, 3.5K Yield Manufactured under IS09001 Certified Factory Prints up to 3500 pages at 5% avg. coverage. FAXPHONE L170;FAXPHONE L360;FAXPHONE L380;FAXPHONE L380S;FAXPHONE L390;FAXPHONE L400;FAXPHONE L510;IMAGECLASS D310;IMAGECLASS D320;IMAGECLASS D340;LASERCLASS 310;LASERCLASS 510;PC-D320;PC-D340 "If you're not recycling, you're throwing it all away"