Regarding X540 network card: Win7 Win8 Win 10 11 requires driver installation. There may be an extraconnector on the network adapter under the tape. If you don't need that, you can cut it off with scissor.
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AX210 WiFi 6E PCI Express Wireless Network Card 2.4G/5G/6GHz 5374Mbps PCIe Wifi Card AX5400 Bluetooth 5.3 WiFi Adapter for PC
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Connectors: SFP. Form Factor: Plug-In Card - Low Profile Half Height. Device Type: Network Adapter Card. Model No: X520-DA2. In Good Condition. In Full Working Order. Data Link Protocol: 10 GigE.
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WiFi 6E AX210 Mini PCI-E Wifi Network Card BT 5.3 Tri Band 2.4G/5G/6Ghz 802.11AX 5374Mbps Wireless Adapter For Desktop Laptop
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Kebidumei AC1200 WiFi Adapter Bluetooth Dual Band 2.4GHZ/5Ghz PCI Express Wireless Network Card For Desktop For Windows 7/10/11
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External Ports:1x RJ-45 Ethernet Port. 1 X PCI-E Network Card.
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Kebidumei 1000Mbps Pcie To RJ45 Inte 8111E Network Card Gigabit Ethernet PCI Express Adapter 1000Mbps Network Card For Desktop
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10MB / 100MB / 1000MB network adaptive. PCB size: about 91mm x 47mm. Port: 1 x RJ45.
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2500Mbps PCI-E To RJ45 Network Card For Intel I226 Gigabit Ethernet rj45 Dual Ports 1000/2500M PCI Express Wlan Adapter Desktop
Aliexpress UK
The AC1200 WIFI 5 PCI-E Wireless Adapter is an internal card for desktop PCs. The adapter has Bluetooth capability and operates on both 2.4G & 5G frequencies. Before opening any dispute, We will resolve your issues.
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5000Mbps PCI-E to RJ45 Network Card Realtek 8126 1G/2.5G/5G RJ45 Interface Gigabit Ethernet PCI Express X1 X4 X8 X16 Adapter
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Connector:PCIE, compatible with PCIE X1 X4 X8 X16. WiFi band: 2.4Ghz / 5Ghz / 6Ghz. Then install the driver and restart your pc and test it. Bluetooth Version: Bluetooth 5.2.
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1000Mbps PCI-E To RJ45 Network Card RTL8111E/F Chip Gigabit Ethernet PCI Express Converter 10/100/1000Mbps 1Gbps Adapter For PC
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Dell P/N: 9HPT3 09HPT3. Part Number: 9HPT3. Card Type: Converged Network Adapter ( CNA ). Interface Speed: 5.0 GT/S. Interface Type: PCI-E 2.0 X8. Low Profile Card With Half Height Bracket. In Good Condition, Full Working Order.
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FENVI 1000Mbps PCI-E To RJ45 Network Card RTL8111H Chip Gigabit Ethernet PCI Express Converter 10/100/1000Mbps X1 Adapter For PC
Aliexpress UK