Home July 17 news, LG display announced in late June that it began mass making the first panel display with fourth-generation technology ", which could achieve a refreshing rate of 280Hz and 1500 nits peak lightness to 27-inch diagonal specifications. In LG electronics, which also belongs to the LG group, and the specific model is Ultragear OLED 27GX700A. Vesa DisplayHDR True Black 500 and Clearmr 13000 certification..