Gyda thai bach sy'n llawn hygyrch, socedi trydan, gwybodaeth electronig i deithwyr, Wi-Wi, raciau beiciau ac aerdymheru, mae'r trenau'n garreg filltir arwyddocaol ar gyfer Trafnidiaeth Cymru, wrth iddynt barhau i weithredu eu cynlluniau i drawsnewid gwasanaethau rheilffordd ledled Cymru a'r Gororau.
With fully accessible toilets, power sockets, electronic passenger information, Wi-Fi, bike racks and air conditioning, the trains are a significant milestone for Transport for Wales, as they continue to deliver on their plans to transform rail services throughout Wales and the borders.