What's in the box? 1 pack of Black compatible TN-770 toner cartridge. Compatible with printer Not all toner cartridges are as fully compatible as our toner cartridges. DCP-L250DW MFC-2710DDW MFC-L2750DW MFC-L2750DWXL HL-L2350DW HL-L2370DW HL-L2370DWXL HL-2390DW HL-L2395DW High quality Strong stability, excellent printing, accurate matching with printer. The quality of each cartridge is strictly controlled by professional technicians. The Black ness is as page after page as new, and each page is clearly visible. Efficient and stable All configurations of the toner cartridge have been optimized to the standard state. Replace after use/Stability/Better compatibility/Efficient office/Excellent printing. Why choose us? Fully compatible with the printer. Brand-new plastic parts, multi-directional test performance threshold optimized in place, use more suitable for printers. High-fluidity toner, good Black ness, standard capacity ratio, to ensure that every document printed is in a high-definition state. We pay more attention to your multi-faceted protection, so that fresh air is no longer a luxury, and you must breathe healthily in the office.