Samsung 55-inch s95b oled 4k tv samsung's first 4k oled is also one of the very first oled tvs to feature quantum dots. this technology allows the display to produce a wider range of colors than typical oleds.quantum dots are nanoparticles that enable a panel to produce a wider and brighter range of colors. when paired with the infinite contrast ratio of the s95b's oled screen, the results are simply gorgeous. in fact, the display's oled color coverage is nearly in a class of its own (only other quantum dot oled models from samsung and sony can match it). samsung oled 4k s95b series quantum hdr, dolby atmos, object tracking sound, laser slim design, smart tv with alexa built-in