Samsung Display plan to introduce FoD (Fingerprint on Display) and also SoD (Sound on Display) at the Consumer Electronic Show in Las Vegas CES-2019. Samsung Display likewise presented low-consumption power as well as ultra-high high quality modern technologies that can take pleasure in high-resolution multimedia materials clearly for a long period of time. Together with commercialization of 5G, it additionally presented rollable automobile as well as clear screen items.
Smartphones without speakers are expected to be released in 2019, but not only Smartphones also OLED-TV, Monitors and Laptops. This is because the surface sound display, in which the sound is emitted from the display panel, is commercialized. LG Display plan to introduce a similar technology in their OLED-Television devices.(Crystal Sound OLED)
Source:
https://www.oled.at/samsung-zeigt-sound-on-oled-display-bei-der-ces-2019/