This xlr to 3.5 mm cable is designed to connect two microphones (left channel Right channel) with XLR outputs to a mini stereo phone input. It is ideal for connecting pro mics to digital cameras video cameras tape recorders and other professional audio equipment with 1/8 mini-stereo jacks. The XLR connectors are color-coded Black (Left Channel) and Red (Right Channel) It splits closer to the XLR ends the distance to the split point is about 20 inches/50cm. The 3.5 mm plug is a standard 3 pole (2 rings and a tip) connector This won't work on a Smartphone that has a 4 Pole TRRS port.
You may need a TRS to TRRS adapter. Please make sure the power for all your equipment is OFF when changing connections. XLR Connector with internal strain relief for rugged reliability Oxygen-Free Copper (OFC) conductor for enhanced signal clarityHeavy Duty Gold-plated connectors resist corrosion provide durability and improve the signal transmission ensures minimal signal loss. Heavy Duty Flexible Rubber Jacket Top quality and made by environment-friendly material Polyethylene insulation improves high frequency response.