Save even more with our 10 pack compatible Dell C1660W high yield laser toner cartridges: This bulk set includes 4 black 4G9HP / 332-0399 and 2 of each cyan 5R6J0 / 332-0400, magenta 4J0X7 / 332-0401, and yellow XY7N4 / 332-0402 Laser Toner cartridges. These compatible alternatives to the Dell C1660w cartridges are manufactured 100% brand new by a manufacturer that is not endorsed or associated with Dell and are guaranteed by LDProducts.com to work with your Dell printer. Our compatible alternatives for Dell C1660w laser toner cartridges and supplies are manufactured to the highest performance and quality standards and will deliver optimal prints. Our compatible laser toners are an economical alternative to expensive OEM Dell laser toners, and offer big savings over brand-name Dell C1660w laser toner cartridges and supplies. The use of compatible replacement laser toner cartridges and supplies does not void your printers warranty. All of our replacement toner cartridges compatible with Dell laser printers contain a toner management computer chip system that works with Dell printers*, which helps the cartridge communicate more effectively with your computer. This combo set works with the following Dell printers: C1660W. We are the exclusive reseller of LD Products brand of high quality printing supplies on Newegg.com.