M2 network controller card with 4 gigabit Ethernet LAN ports for PCIe M or B+M M.2 ports, Realtek RTL8111H chipset

Mounts on M.2 port port of PCs (desktop or laptop) in M or B+M key, PCIe type (not suitable for SATA M2 ports).
Compatibility:
Windows ME, 98SE, 2000, XP, Vista, 7, 8,8.1,10, 11 - Server 2003, 2008, 2012 / Linux 2.6.x and recent / Mac OS 10.4 and recent<
M2 card in 2280 format, will fit slots 2280 and 22110.
Specifications:
Pcie 1.1 2.5Gbps,
For socket M Key and B+M Key,
Quadruple REALTEK RTL8111H chipset.
4 Ethernet ports via RJ45 plugs on insert plate, with low and high profile brackets supplied.
Auto negotiation 10/100/1000Mbps.
Full Duplex IEEE802.3x compatible.
IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.1P Layer 2 Priority Encoding, IEEE 802.1Q VLAN tagging, IEEE 802.3az-2010 (EEE).
Compatible with even swap/polarity/skew corrections,
Automatic crossover detection and auto-correction.
Remote wake-up compatible (Wake On Lan and Wake up).
Compatible
Microsoft NDIS5, NDIS6 Checksum Offload (IPv4, IPv6, TCP, UDP) and Task-offload segmentation (Large send v1 / Large send v2).
Compatible with EMAC-393 ECMA.
Compatible with jumbo packets (9k).
Compatible power down/link and down power saving.
Compatible PCI MSI (Message Signaled Interrupt) and MSI-X.
Compatible with quad core RSS.
Compatible with hardware ECC (Error Correction Code) and CRC (Cyclic Redundancy Check).