What's in the box? 1 black CF360A toner cartridge 1 cyan CF361A toner cartridge 1 magenta CF363A toner cartridge 1 yellow CF362A toner cartridge Compatible with multiple printers Not all toner cartridges are as fully compatible as our toner cartridges. Color Laser Enterprise M553x (B5L26A) Color Laser Enterprise M553n (B5L24A) Color Laser Enterprise M552dn (B5L23A) Color Laser Enterprise M553dh (B5L27A) Color Laser Enterprise M553dn (B5L25A) Color Laser Enterprise MFP M577f (B5L48A) Color Laser Enterprise MFP M577z (B5L47A) Color Laser Enterprise MFP M577c (B5L54A) Color Laser Enterprise MFP M577dn (B5L46A) Color Laser Enterprise MFP M577cm (B5L50A) Color Laser Enterprise MFP M577dnm (B5L49A) High quality Strong stability, excellent printing, accurate matching with printer. The quality of each cartridge is strictly controlled by professional technicians. The clarity 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 printers. Brand-new plastic parts, multi-directional test performance threshold optimized in place, use more suitable for printers. High-fluidity toner, 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.