M.2 A+E Gigabit fiber optic server network card is a single electrical port RJ45 Ethernet network adapter based on the I210AT chipset network solution. Supports 1000M link rate and automatically adapts to existing Ethernet network. ME-LGI210A-BT adopts M.2 A+E slot design and is widely used in industrial computers, embedded computers, single board computers, digital multimedia, and network equipment, designed to address space constraints in compact devices. This adapter card delivers high performance, high stability, and excellent compatibility. RJ45 slot supports Mini GBIC transceivers. Chipset: I210AT. Layer 2 features include IEEE 802.3x flow control, IEEE 802.1q VLAN, receive side scaling (RSS), support for IPv4 and IPv6 protocols, 9K jumbo frames, and checksum offloading. Network type: Gigabit Ethernet Main controller: I210AT Bus interface: M.2 A+E Key Transmission media: 1 x RJ45 interface Transmission rate: 1000/100/10 Mbps Network standards: IEEE802.3z 1000BASE-X Gigabit Ethernet, IEEE 802.3x Full Duplex and flow control, IEEE 802.3ad Link Aggregation, IEEE 802.1Q VLAN, IEEE 1588 Precision Time Protocol, IEEE 802.3az Energy Efficient Ethernet (EEE) Functions: Supports PXE, DPDK, iSCSI, FCoE, Jumbo Frame, and checksum offloading Operating temperature: 0°C to 55°C Storage temperature: -40°C to 70°C Storage humidity: 90% non-condensing relative humidity at 35°C Note: Product appearance, color, and printed characters may vary slightly between batches, which does not affect functionality. Specifications: M.2 A+E Color: As shown Material: PCB Package Contents: 1 x Network Card Note: Light reflection and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.