Toner performance is optimized for samsung printer. Ensures a uniform print quality. Monitoring supplies technology notifies customers when toner is low or needs to be replaced. nNsecurity labelnnall samsung supplies carry a colour changing security label to prove they are original products. When the label is tilted, the colour changes from clear to cyan. The embossed characters change colour between red gold and blue when viewed from different angles. Verification of the embossed character is possible by feeling the texture. nNgenuine qualitynnoriginal supplies enable consistent printing without reliability problems. Samsung original supplies guarantee high quality pages without quality defects.