Function This adapter converts the motherboard 19pin USB3.0 header to a double 9pin USB2.0 port, enabling expanded USB2.0 connectivity through seamless motherboard expansion for ARGB controllers, liquid cooling systems and peripherals. Benefits and use cases Synchronizes ARGB lighting arrays in game setups. Manages multiple chassis fans in compact builds. Connects vintage peripherals in professional editing workstations. Compatibility Designed for motherboards with a 19pin USB3.0 header. Optimizes compatibility with ARGB controllers, liquid cooling systems and peripherals via USB2.0 expansion. Performance and build quality Precision molded connectors with goldplated contacts. Delivers a stable data transfer rate of 480 Mbps. Minimizes signal interference during performance computing tasks. Design emphasis Durable construction for reliable USB2.0 expansion in custom rigs, workstation upgrades, or component modifications to newer motherboards.