his cable combines the left and right stereo signal from a source with 3.5mm stereo output to a single mono feed, This is an Unbalanced cable, the L and R channels are soldered together making a mono signal to XLR Pin 2, the XLR Pin 1 and Pin 3 are shorted to ground, it is not suitable for most "balanced" applications.

XLR male connector has molded strain relief to support the weight of the cable; 24k Gold-plated 3.5mm TRS connector has 360 degree easy-grip treads for frequent unplugging and durability, the step-down design of the 3.5mm connector provides connection to recessed ports.