L-ink brand compatible ink and toner cartridges have long been synonymous with quality and efficiency in the printing consumables industry. All of our L-ink brand cartridges go through rigorous quality control and testing, and are certified ISO14001 and ISO9001Our L-ink brand compatible set of toner cartridges offer a more economical option to the XEROX 6700 original cartridges, without sacrificing quality and performance. You can safely rely on L-ink brand cartridges to deliver true-to-life photos, rich laser quality text, and sharp images without the risk of bleeding or smudging. Compatible Printer list for L-ink 6700 SET toner cartridges:• PHASER 6700• PHASER 6700DN• PHASER 6700DT• PHASER 6700DX• PHASER 6700N