The StarTech.com PEX100S PCIe 1-Port 10/100 Ethernet RJ-45 Network Card is a versatile and reliable option for adding wired Ethernet connectivity to your computer. With a maximum data rate of 100 Mbps and compatibility with a universal range of brands and product lines, this network card ensures fast and efficient network access. The half height form factor and low profile design make it a convenient choice for those looking to add a single port Ethernet connection to their system. Additionally, the lifetime manufacturer warranty guarantees ongoing support and reliability.