ITEM NAME:4K HDMI Audio Extractor HDMI to HDMI and Optical TOSLINK SPDIF+3.5mm Stereo B2H4 4K HDMI Audio Extractor HDMI to HDMI and Optical TOSLINK SPDIF+3.5mm Stereo B2H4 4K HDMI to HDMI Audio Extractor Convert One HDMI Input to one HDMI Output + 1 Audio (SPDIF) Output + 3.5mm Analog Audio Output. HDCP V1.4, UHD 4K & 3D HDMI to Achieve the Synchronization of Audio Signal Separation, Input Resolution up to 4K@30Hz, 1080P/60Hz, Support 3D, Comes with ONE HDMI V1.4 Cable and USB Cable. (NOTE: If the Input Source is NOT the 5.1 CH, SPDIF Output & 3.5mm Audio Output will Output 2.0CH Audio Signal.) Convert 1 HDMI Input to 1 HDMI + 1 Audio (SPDIF) Output+ 3.5mm Analog Audio Output. Input Resolution: Up to 3840x2160@30Hz;4096x2160@30Hz. HDMI to achieve the synchronization of audio signal separation. There are 2.0CH/ 5.1CH two kinds of audio mode options. LED clearly indicate the working state of the Extractor. Pay Attention: When select to this mode, whether the SPDIF OUT will output 5.1 channel audio depends on whether the input source contains 5.1 channel audio. If it contains, SPDIF OUT interface will output 5.1 channel audio signal while AUDIO OUT interface output nothing. If it not contains, SPDIF OUT interface and AUDIO OUT interface are all output 2 channel audio signal. 1.If your source device is 4K@60hz(HDMI 2.0 and HDCP2.2),please set up the resolution to 4K@30hz or 1080p@60hz to use this 3 ports HDMI switch. How to set the resolution to fit our HDMI switch: a). Connect your "4k@60hz HDMI 2.0 input device" directly to the TV. b). Then go to "setting-picture-resolution(choose "Auto")-then go to "HDMI Color Fomat"(choose "Auto"). 2. Not compatible with Netflix and YouTube video websites. 3. When select to 5.1 Channel mode, the spdif out will output 5.1 channel audio depends on whether the input source contains 5.1 channel audio: a). If it contains, SPDIF OUT interface will output 5.1 channel audio signal while STEREO OUT interface output nothing. b). If it not con
