The Zonet 4+1 Ports USB2.0 PCI Host Controller Model ZUH2215V is a USB PCI host card designed for computer systems that require additional USB 2.0 ports. With 4 external USB 2.0 ports and compatibility with PCI ports, this controller card allows for easy expansion and connectivity for various peripherals. Made by Zonet and manufactured in China, this model provides a reliable and efficient solution for enhancing the functionality of a computer system.