1、Conforms to the USB video UVC specification and USB audio UAC specification. 2、Support for Windows, for Android, for Linux and for OS X, etc operating system, support HDMI native loop out. 3、Support most capture software, such as for VLC/OBS/Amcap, etc. 4、Support microphone audio input, 5mm stereo channel output. 5、Support microphone audio and HDMI audio overlay capture. 6、Input is HDMI/F, support up to 4K, 8/10/12 bit color depth input format. 7、Output is USB0/M, support up to 1080P; For YUV/JPEG output mode. 8、Support input transmission distance up to 15m/49.2ft when using standard AWG26 cable (1080P and below resolution). 9、High definition capture, strong compatibility, fluent picture without delay. 10、No external power supply, small size, ultra‑thin and very portable.