Choice of power supply
USB > mini USB cable
When playing 600MHz/18Gbps signal and only for such signal (4K60 4:4:4 8b or 4K60 4:2:2 12b), you might experience a very short sound dropout after 3-5 hours of use.
New AVR-Key now shipping was tested for 7 hours without any dropout.
If it is a problem for your planned use case, please consider Vertex or Integral2, they offer similar feature and way more.
The UMIK-1 is an omni-directional USB measurement microphone providing Plug & Play acoustic measurement. From speaker & room acoustic measurement to recording, this microphone provides low noise and accurate results you can rely on.