DSE 2019: tvONE Intros Magenta Research Active Optical Cable in HDMI 2.0 or DisplayPort 1.4 March 28, 2019 | Home / March 28, 2019 rave-video / DSE 2019: tvONE Intros Magenta Research Active Optical Cable in HDMI 2.0 or DisplayPort 1.4 DSE 2019: tvONE Intros Magenta Research Active Optical Cable in HDMI 2.0 or DisplayPort 1.4