compatible with the SCX-6555N printer 25,000 page yield\nSAMSUNG Laser Multifunction print cartridge offer a great print quality and excellent performance for an affordable, professional quality document printing. The cartridge also have a new advanced toner, ease-for-use features and smart technology. This high-capacity toner decreases cost per print and increase productivity.\n\nsecurity label\nAll SAMSUNG supplies carry a colour changing security label to prove they are original products.\n-When the label is tilted, the colour changes from clear to cyan. \n-The embossed characters change colour between red gold and blue when viewed from different angles.\n-Verification of the embossed character is possible by feeling the texture. \n\ngenuine quality\nOriginal supplies enable consistent printing without reliability problems. SAMSUNG original supplies guarantee high quality pages without quality defects. \n\ngreater choice for customers\nStandard yield toner and High yield toner, giving users more choice. Standard yield cartridges ensure excellent print value for low-volume users. High yield cartridges are the ideal choice for the high volume user. High yield cartridges ensure maximum printer production and minimum user intervention. \n\nstandardize cartridge\nSAMSUNG implements ISO standard. It is a trusted test method for determining the page yield of toner cartridges for mono laser printers. SAMSUNG has tested all current laserjet cartridges in accordance with the ISO/IEC 19752 standard, giving customers more confidence and reliability when basing purchase decisions on toner yields. \n\neasy toner change\nSAMSUNG printer cartridges are easy to change by following 3 steps. \n-Open the front cabinet. \n-Change cartridges. \n-Close cabinet.