Shop At 247 Compatible Toner Cartridge Replacement for Brother TN315 High Yield (1 Black, 1 Cyan, 1 Yellow, 1 Magenta, 4-Pack) Shop At 247 brand cartridge is sold exclusively by Shop At 247 Shop At 247 offers One-Year Warranty against defects Shop At 247 offers 180 Days Money Back Guarantee Black : Up to 6,000 Pages at a 5% Coverage; Color : Up to 3,500 Pages at a 5% Coverage These replacement cartridges were professionally manufactured in an ISO 9002 factory