tp link pci rj45 2.5 gigabit pci express network card adapter wake on lan 2.5 giga bit card 2500mbps 2.5gbps 2.5G PCIe TL NG421|Network Cards| - AliExpress
TP-Link - As the flagship 2.5G products, TL-SG108-M2 and TL-SG105-M2 are the first 2.5G unmanaged desktop switches of TP-Link with 8/5× 2.5GE ports. >https://www.tp-link.com/us/business-networking/unmanaged-switch/tl-sg105-m2 | Facebook