This is the Unbalanced cable, which combines the left and right stereo to the mono input, the L/R channels that soldered together, making the mono signal to XLR Pin 2, the XLR Pin 1 and Pin 3 which shorted to ground, not the balanced cable
Package Content:
1 x 1/8 '' (Jack 3.5mm) Male to XLR 3-Pin Male Converter Cable