HC427D USB2.0 9 Pin Expansion Adapter Expand your desktop USB capabilities: The USB2.0 9 Pin Expansion adapter adds multiple 9pin USB ports, allowing you to connect more devices and improve workflow efficiency without crowding existing ports. Stable data transmission and broad compatibility: Delivers reliable USB 2.0 data transfer with compatibility across a range of devices. The 15pin power input helps address power insufficiencies that can occur when several devices are in use. Safe installation and short circuit protection: The HC427D design provides a straightforward solution to the shortage of 9pin interfaces in desktop PCs, offering multiple 9pin ports while emphasizing safe installation to minimize shortcircuit risk. Ideal for desktop users who need extra USB ports: Suitable for gamers, designers, and programmers who require additional USB connections for their peripherals and tools. Key attributes and performance: Function – USB2.0 9pin expansion adapter; Compatibility – designed for desktops with 9pin USB interfaces; Power – 15pin power input to support power delivery; Safety – built to facilitate safe installation and reduce shortcircuit risk; Model – HC427D. Use scenarios Gaming PC: add USB ports for mouse, keyboard, headset, and game controllers to improve peripheral access without swapping connectors. Creative workstation: connect drawing tablets, external storage, and multiple USB accessories needed for design and media work. Development and IT setup: run USB debugging devices, test tools, and multiple USB peripherals for software development and testing.