Please provide details on the RP325 cable.
The cable is 10 feet in length. There are two inner conductors, twisted, with a shield.
One end is a female XLR connector. The other end is a male, 3.5mm phone plug.
Wired as follows:
XLR pin 1 - cable shield - phone plug sleeve
XLR pin 2 - red inner conductor - phone plug sleeve
XLR pin 3 - black inner conductor - phone plug tip
Phone plug ring is not connected.