Welcome to the store! 1. Made of high-quality material, the expansion card is durable and stable with a long lifespan. 2. There is no need for a power supply or driver, making the card easy to use and manage. 3. The expansion card supports golden treasure cards/innovative sound cards/recording cards/monitoring cards/network cards, etc. 4. Precise production process and fine craftsmanship provide the product with good contact performance, ensuring stable work. 5. The interface uses exquisite technology, high sensitivity, and will not exhibit poor contact issues. Item Type: PCI-E to 2 Port PCI Expansion Card Material: PCB+PVC Support: Smart PCI Card/Innovative Sound Card/Recording Card/Monitoring Card/Network Card, Etc. 1 x PCI Card 1 x USB Connector We strive to achieve your satisfaction and only provide you with a good shopping experience. If you have any questions after receiving the goods (different product quantities, damaged packaging, etc.), please contact us in time! We will provide you with the best solution.