Note - Connection Method :
Audio-Technica FeMale 4pin Connection Method is: Pin 1 is " - " , Pin 2, Pin 3 and Pin 4 is " + " , and Pin 2 3 4 interconnect
Please check your Mixer or Audio-Technica system, if not same, need to change the connection yourself.
Or please don't purchase.
Note: this is just adapter, if your microphones need DC power or 48V Phantom Power, this adapter not provide.