Inktoneram Compatible Ink Cartridges Replacement for Dell Series 31 V525w V725w 331-7689 331-7691 331-7690 331-7692 ([Black,Cyan,Magenta,Yellow], 4-Pack) This package contains: 4 Inktoneram Replacement toner cartridges to replace Dell Series 31 Ink Cartridges ( 1 Black 331-7689 , 1 Cyan 331-7691, 1 Magenta 331-7690, 1 Yellow 331-7692 ). (THIS IS A COMPATIBLE REPLACEMENT PRODUCT ONLY. THIS IS NON-OEM .) To replace Cartridges with part numbers: BLACK (331-7689, GPDFF, V28CF), CYAN (331-7691, 6M9DD, 8C4HK), MAGENTA (M4GK2, 331-7690, WK32Y), YELLOW (YWKG8, 331-7692, 4W8HJ) Page Yield : 200 Pages / Black and 200 Pages / Color Cartridge at 5% coverage Printer Compatibility: Dell V525w V725w Warranty: Our Compatible Inktoneram Replacement ink cartridges to replace Dell Series 31 cartridges are manufactured under strict ISO-9001 standards. They are excellent economical alternatives to the high-cost OEM ink cartridges. These cost-effective ink cartridges will provide high quality prints that meet OEM standards and are guaranteed against defect. Our compatible Replacement ink cartridges to replace Dell Series 31 cartridges come with a 90 day 100% money back guarantee.