2Port USB3.0 Hub Motherboard 20Pin19Pin Header Extension Adapter, Convert Internal Mainboard USB3.0 Header to Dual USB3.0 Female Ports for Computer Rear Chassis Expansion

This 2port USB3.0 motherboard header expansion adapter turns one internal USB3.0 20Pin (19Pin compatible) mainboard header into two USB3.0 TypeA female ports, offering a simple way to expand available USB ports for desktop computers. It is designed for rearchassis installation to add extra external USB3.0 connections when onboard rear IO ports are insufficient. It delivers full USB3.0 5Gbps superspeed performance for flash drives, external SSDs, card readers and other USB peripherals. Wellmatched pin definition supports both standard 20pin and mainstream 19pin USB3.0 motherboard headers. Compact adapter structure fits inside computer enclosures without occupying much physical space. Pure hardware passthrough design, no driver or software setup needed after correct plugin. Ideal for PC building, case modification, office desktop port expansion and retromainboard USB upgrade. Please verify your motherboard is equipped with native USB3.0 19/20pin internal header before purchase to ensure proper recognition and stable operation.