Features: Enhances your sound setup with this 4 channel XLR signals extender featuring hard aluminum alloy construction and shielded RJ45 connectivity, delivering clear multi device transmission through CAT5A/CAT6/CAT7 cables for professional noise reduction. The compact interfaces expander combines PCB circuitry with gold plated 3 pin XLR connectors, maintaining full signals integrity across 100m+ cable runs while remaining suitable for mixers, amplifiers, and studio microphones. Designed for travel sound engineers, live event technicians, and recording studio professional requiring stable multi device connectivity in space constrained environments. Perfect for stage performances requiring rapid equipment reconfiguration, broadcast truck installations, or permanent wiring systems demanding interferences easy signals distribution. Engineered with comprehensive shielding and robust strain relief, this rack mountable sound interfaces expander ensures operate stability across temperature extremes ( 20°C to 70°C) in demanding travel conditions. Specifications: [component ]: Aluminum alloy, PCB Size: about 142x37x52mm/5.6x1.5x2.1inch Package Includes: Pair XLR Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.