Train windows become information screens
Railway Gazette - SOUTH KOREA: An eight-car trainset operating on Seoul Great Train Express Line A has been equipped with 55 inch Transparent OLED displays which act as both windows and information screens.
Railway Gazette - SOUTH KOREA: An eight-car trainset operating on Seoul Great Train Express Line A has been equipped with 55 inch Transparent OLED displays which act as both windows and information screens.