The TN229XL Compatible Toner 4-Pack in Black, Cyan, Yellow, and Magenta is designed for use with Brother printers such as the MFC-L3780CDW. This high-quality compatible toner is guaranteed to deliver excellent print results and is backed by a 1-year manufacturer warranty. The compact size of 4.50 inches in height, 19 inches in length, and 5 inches in width makes it easy to handle and store, while the laser print technology ensures sharp and vibrant color printing. Upgrade your printing experience with this reliable and efficient toner cartridge set.