Single-channel HD with loop-out 4K30HZ video signal input USB video complies with UVC1.0 protocol (3840X 2160@30Hz) Default maximum resolution HDMI-Compatible1.4b compatible, supports EDID/HPD processing, USB video output resolution 2160X1440@30Hz Compatible with Windows7/8/8.1/10, MacOS, Linuxos system driver-free installation plug-and-play USB audio complies with UAC1.0 protocol, USB video output supports YUV422 and MJPEG modes Supports USB acquisition of HDMI input audio and video data source, also supports HDMI-Compatible video signal loop-out function, supports HDCP & HPD processing, supports EDID customization Support Audio out output, support Mic/Line in input Advanced Features: USB3.0 output bandwidth: 3Gbps, compatible with USB2.0 Video processing is completed by the capture stick and does not occupy the host CPU. HDMI input resolution under USB3.0 interface corresponds to USB capture preview resolution: 1920X1080 @60Hz/50Hz/30Hz/20Hz/10Hz Colour:Black Material:Aluminum Alloy Size:10x7x1.5cm Package Contents: 1 * Video capture card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.