A simple USB powered HDMI to HDMI unit that extracts digital optical and/or analogue audio from a HDMI source signal. Easy to install and operate, this handy little device is ideal for use with games consoles, LED TVs, projectors and Blu-ray players that have no optical audio or 3.5mm headphone output.Input connections[tab]HDMI (4K)[br]Output connections[tab]HDMI (4K), Optical (Toslink), 3.5mm (Stereo)[br]Power : input[tab]DC/5V (micro USB)[br]Dimensions[tab]60 x 58 x 22mm[br]Weight[tab]102g[br]Video resolution[tab]Up to 3840 x 2160 @ 30Hz[br]HDCP version[tab]1.4[br]Audio output[tab]Stereo, DSD and HD (HBR)