Ubit 2.5GB PCIe Network Card with 1m(39’’) RJ45 Ethernet Patch Cable – PCIe to 2.5 Gigabit Ethernet Network Adapter, Supports Windows 11/10/8.1/8/7, Win Server 2022/2019/2016, Linux 2.5GB PCIe Network Card + 1m(39'') RJ45 Cable

Equipped with 1m(39’’) High Performance Cat6 ,30 AWG,UL Listed,RJ45 Ethernet Patch Cable provides universal connectivity for LAN network. You do not need to purchase additional cable.
Up to 2.5 Gbps Speed. Combined with the latest 2.5GBase-T Technology, PE25 delivers extreme speeds of up to 2.5 Gbps, which is 2.5× faster than typical Gigabit adapters, guaranteeing smooth data transmissions for both internet access and local data transmissions.
Versatile Compatibility – The Ethernet Network Adapter is backwards compatible with multiple data rates(2.5 Gbps, 1 Gbps, 100 Mbps Base-T connectivity). The 2.5G Ethernet port automatically negotiates between higher and lower speed connection.
QoS: Quality of Service technology delivers prioritized performance for gamers and ensures to avoid network congestion for PC gaming.
Low-Profile and Full-Height Brackets. In addition to the standard bracket, a low-profile bracket is provided for mini tower computer cases. Customized options give you the flexibility to find a bracket that perfectly fits your board design.
Comprehensive System Support - The PCIe ethernet card is fully compatible with Windows 11/10/8.1/8/7, Windows Servers 2022/2019/2016, and Linux to meet your diverse operating system needs.
Get the online driver : https://www.realtek.com/en/component/zoo/category/network-interface-controllers-10-100-1000m-gigabit-ethernet-pci-express-software