This is the TRS Midi out adapter for Mystrix (Matrix Block 6). The Type A is labelded as Type A and Type B is unlabeled.
To use it, just plug it into the USB C port of Matrix and connect 3.5mm midi jack and USB on it.
Currently we only have this adapter at stock at the US warehouse. So if you purchased it with a Mystrix. They will be shipped from US together (shipping might increase compared to China warehouse)
