Toner performance is optimized for Samsung printer. Ensures a uniform print quality. Easy to maintain and manage. Monitoring supplies technology notifies customers when toner is low or needs to be replaced.nnsecurity labelnAll Samsung supplies carry a colour changing security label to prove they are original products. 1. When the label is tilted, the colour changes from clear to cyan. 2. The embossed characters change colour between red gold and blue when viewed from different angles. 3. Verification of the embossed character is possible by feeling the texture.nngenuine qualitynOriginal supplies enable consistent printing without reliability problems. Samsung original supplies guarantee high quality pages without quality defects.nnstandardize cartridgenSamsung 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.nneasy toner changenSamsung printer cartridges are easy to change by following 3 steps. 1. Open the front cabinet. 2. Change cartridges. 3. Close cabinet.