V4INK V3 TN660 toner is special own-patent item designed for brother printers, under OEM manufactured standard, with up-graded black toner, never hurt and will work perfectly with your printer.
The package includes 4-pack v4ink TN660 black compatible toner cartridge and 1 User Guide, with 2,600 page yield per cartridge based on 5% coverage (letter/A4). Please noted that our TN660 toners should work with drum DR630.
3-Step easy installation under the user guide or video on the Landing Page.
All items are auto-produced strictly under ISO 9001 and ISO 14001 STMC standard, with over 1.40 black uniform density, firm fixation, sharp printout, which are totally comparable to the originals. All batches are sampled for 7 producing tests, including printing quality inspection, life test, endurance test, torsional test and drop test, fully adapts to express transportation and the American climate.