Recorded video signal resolution can reach 1080P, HDMI input supports 4K; loop output supports 4K. Compatible with UVC video capture and YUY422 video output. Support UAC and UVC protocols, support 48KHz PCM audio sampling rate. No need to install drivers, truly plug and play. Compatible with Windows 7, 8, 8.1, 10 and above, Linux OS, for Mac OS operating systems. USB3.0, 300-350MB/s bandwidth, compatible with USB 2.0. With MIC microphone audio input; with headphone output. Can automatically detect the input video format and automatically adjust to the set output size and frame rate. This video capture card is easy to carry, has excellent performance, good compatibility, easy installation, and powerful functions. It can capture 1 HDMI input signal; it is compatible with the USB3.0 interface of Windows 7, 8, 8.1, 10 and above, Linux OS, for Mac OS, and is backward compatible with USB2.0. It can be connected to a PC or mobile phone via the USB3.0 interface. Through a variety of free third-party playback and capture software, it can realize preview, recording, capture, live broadcast and other functions. Can automatically detect the input audio format and convert it to 48KHz PCM audio. The picture quality is clearer, the RGB color range is 0-255, and the delay is better. Support all third-party playback software compatible with UVC and UAC protocols. [Interface Description] Signal indicator: This indicator lights up when the device is capturing normally. Power Indicator: This indicator lights up when the device is connected to the computer's USB port. HDMI Input: This slot is used to connect HDMI output sources, such as cameras, camcorders, game boxes, IPTV boxes, etc. USB3.0 Output: This slot is used to connect to the USB3.0 input of a computer or laptop. Color:Grey Material:Aluminum Alloy