For connection any 1/4 TRS stereo output to XLR mono input (example: mixer to powered speaker). Comes with 470 Ohm resistors. See picture of soldering scheme. Combines 1/4 TRS Left and Right Channels Into XLR Single Mono Feed (See Scheme) Castline silver 3-pin XLR-female to 1/4 TRS-male connector. Mogami W2582 flexible low nose wire (XLPE insulation and a strong rubber - like outer jacket makes this cable ideal where a durable and flexible cable is needed) Cables assembled in the USA All cables were tested with cable tester. *If you need this cable in another length please contact us. Connectors: - Model: CT105SF - Castline XLR-Female Silver. - 3-Pin Nickel Plated Connectors. - Heavy Duty Metal, Plastic and Polyurethane Construction. - Boot with polyurethane gland gives high protection to cable bending stresses. - Model: CT106S Stereo - Castline 1/4" TRS Silver. - Nickel Plated Contacts. - Heavy Duty Metal Construction. Cable: - Mogami W2582 Low Nose Wire Made in Japan - 2 Coper Conductors -26 AWG - Cable Diameter: 6.0mm (0.236") - Flex Life: 13800 Cycles. - Tensile Strength: 441 N