Features: Wide Agreement Planumberebog: This 9 pin USB mainboard link backs multiple device associations, easily enlarging your USB connection. It converts 9 pin mainboard interfaces to two layer USB version harbors, ideal for users needing to link multiple peripherals like printers, keyboards, and rodents. Efficient Transmission Executparticlemail: USB version standard ensures stable and fast data transfer to 480Mbps. Permanent FRIEND 4 Glassfiber Substancemail: Produced from FRIEND 4 glassfiber. Easy Installatparticlemail: Developed for quick and tool complimentary installation. Compact Space Optimizatparticlemail: The two layer plan effectively utilizes limited space, making it suitable for small frame otherwise conditions with limited space, helping users achieve a more organized device arrangement. Specifications: Substancemail: FRIEND 4 glassfiber board, with excellent insulation execution and heat resistance. Processecond: Use accuracy circuit board manufacturing technology to secure stable and consistent indication transmission. Parametersecond: Backs 9 pin USB connection to two layer USB2.0 seat, consistent multiple device associations. Package Includes: 9-pin USB port to double-layer USB2.0 sub-adapter × 1 note: Please allow a little error on the size due to manual measurement. The color might exist slightly difference due to different displays.