Features and further details:This USB 3.0 capture card can capture HDMI video and HDMI audio at the same time, and can transmit audio and video signals to a computer or smartphone for preview and storage. Suitable for high-definition acquisition, teaching recording, medical imaging etc.No external power supply is requiredSupport maximum input resolution up to 4KSupport maximum output resolution up to 1080PSupport 8/10/12 bit colour depthSupport Windows, Android and MacOSSupport most acquisition software, such as VLC, OBS, Amcap, etc .Comply with USB video UVC specificationsConforms to USB audio UAC specificationsWhen using standard AWG 26 cable, the input transmission distance is up to 15 meters (1080P and below resolution)HDMI Resolution: Max input can support 3840 x 2160 @ 30Hz / 4KVideo Output Resolution: Max output can be 1920×1080@30HzVideo Input Format: 8/ 10/ 12-bit Deep ColourVideo Output Mode: YUV / JPEGSupport Audio Format: L-PCMSupport AWG26 HDMI Standard Cable: input ≤15 meters, AWG26 HDMI standard cableMaximum Working Current: 0.4A / 5VDCOperating temperature range: (-10 to + 55 ℃)Dimensions: 6.3 x 2.7 x 1.3cm~ Important:You will require a HDMI cable to connect this device to your camera or gaming device. Note: Please allow minor errors due to manual measurement. Also, monitors are not calibrated the same, item colour displayed in photos may be showingslightly different from the real object. Package Includes:1x HDMI Video Capture Card1x User Manual