DSE 2019: Sony Electronics Highlights WQF-USMP2 Media Player, Bravia Signage, iRevo Cloud Signage March 28, 2019 | Home / March 28, 2019 rave-video / DSE 2019: Sony Electronics Highlights WQF-USMP2 Media Player, Bravia Signage, iRevo Cloud Signage DSE 2019: Sony Electronics Highlights WQF-USMP2 Media Player, Bravia Signage, iRevo Cloud Signage