The Supermicro AOC-SGP-i4 Quad Port Gigabit Ethernet NIC Network Controller Card is a high-performance network card designed for connecting multiple devices with its 4 RJ-45 ports. It provides a maximum data rate of 1 Gbps, making it ideal for high-speed network connectivity. This card is specifically designed for Supermicro servers and is manufactured in Taiwan. With its compatibility with various port types including PCI Express x4, PCI, and Ethernet, the AOC-SGP-i4 offers versatile networking capabilities for enhancing business efficiency and productivity.