MWC 2019LG will announce its New G Series at MWC2019devicenextFebruary 20, 2019February 20, 2019 by devicenextFebruary 20, 2019February 20, 20196 At Mobile World Congress (MWC) 2019, LG Electronics (LG) will introduce Crystal Sound OLED (CSO), an innovative technology that uses the phone’s OLED display as...