travelfotografer 0 Report post Posted May 10, 2018 Adaptor to connect your 2.5mm TRRS balanced headphone/IEM cable to 4pin XLR balanced headphone amplifier output. High performance adaptor with world's best connectors, silver-plated UP-OFC wires and silver solder for low electrical resistance. See https://carousell.com/p/2-5mm-trrs-to-4pin-xlr-adaptor-162079747/ Share this post Link to post Share on other sites