The 2 Pack Etech Work Toner Cartridge is specifically designed for Samsung CE278a printers, with a high yield capacity of up to 1000 pages. Produced by Discount Inkjet, this black toner cartridge is compatible with Samsung Xpress printers such as M2020W, M2024W, M2070FW, and M2070W. Made in Korea, South, this genuine Samsung product ensures reliable and high-quality printing performance. The cartridges come in an open box packaging, making them convenient for use at home or in the office.