66568Adapter & Converter Features:* Support HDMI local loop out;* Support maximum input resolution up to 4K;* Support maximum output resolution up to 1080P;* When using standard AWG26 cable, input transmission distance up to 15 meters (1080P and below resolution);* Support most acquisition software, such as VLC, OBS, Amcap, etc .;* Support Windows, Android and MacOS;* Comply with video UVC specifications;* Complies with audio UAC specifications;* Small size and easy to carry. specification:HDMI resolution: the highest input can support 4KVideo input format: 8/10 / 12-bit color depthVideo output mode: YUV, JPEGVideo output resolution: Maximum output resolution 1080PSupport audio format: L-PCMInput cable length: 15 meters, AWG26 HDMI standard cableMaximum working current: 0.7A / 5VDCOperating temperature range: (-10 to + 55 )Product size: 59x56x19 (mm)Product weight: 52g Connection operation:1: Connect the UHD signal source and the HDMI input port of the capture card through 1 HDMI cable;2: Connect the display port and the HDMI output port of the capture card through 1 HDMI cable;3: Connect the port of the computer and the port of the capture card through a cable;4: Acquisition operation steps (OBS): Open the software add a new source select video capture device set the screen size Select Studio Mode (dual window) click Start Recording, Note: Computer hardware configuration requirements CPU: PC i5-3400 or above; NB i7-3537U 2.0GHZ or above Graphics card: PC GT630 or above; NC GT735M or above Storage: 4G RAM Package accessories:1 * capture card1 * User Manual1 * Double male 2.0 cable1 * Micro cable.