Mini-pro is a new generation of mini-broadcast switches. Compared to the previous generation of mini+, mini-pro continues the four HDMI inputs interface. The first HDMI input interface supports resolutions up to 4K@60, and supports HDCP2.2 standards. MIC and LINE audio input are also fully supported as audio input. On the output side, mini-pro is equippped with a USB recording interface which supports up to 2TB SSD. In terms of control, it is updated with a 2-inch full-color touch screen, a small and practical five-way joystick with up and down key coordination. This makes the layer shaft, surface scale adjustment, PTZ, chroma key, PIP and other controls more smooth and convenient. Improved audio delay and mixing function is added to the audio processing. Mini-pro supports Windows and MAC desktop operating systems and iOS and Android mobile plaforms. In terms of user operations, mini-pro is upgraded with S-key (shortcuts) user experience. By pressing the user scene setting, mini-pro can switch easily between multi-user scenes and modes.