Features: Experience fast 2.5Gbps data transmission with the pciex1 2.5Gbps networking Adapter featuring the advanced I226 chip, delivering seamless gaming and high efficiency data processing . This Ethernet card boasts broad compatibility with Window systems and easy installation via plug and play design, while its premium PCB/metal construction ensures stable 2500Mbps speed transmission across RJ45 port. Ideal for competitive gamers, NAS/server administrators, and professional requiring uninterrupted networking performances for bandwidth intensive applications. Perfectly engineered for latency sensitive scenarios like online tournaments, real time 4K streaming, and enterprises grade server environments demanding 10/100/1000/2.5Gbps multispeed adaptability. The energy efficient thermal design maintains optimal performances during prolonged operate, making it for both desktop workstations and data center infrastructures. Specifications: Component:PCB+ Metal Size:Approx.65x50mm/2.56x1.97inch Transmission rate: 2500Mbps Applicable networking type: Gigabit Ethernet Port: RJ45 Chip:1226 Port rate: 2.5Gbps networking interfaces: RJ45x1, supports10/100/1000/2.5 Gbps Bus type: PClExpress2.0x1 (compatible for x4x8/x16 slot) networking standards: EEE802.3, 802.3u, 802.3ab, 802.3az, 802.3bz, 802.1Qav, 802.1Qbv, 1588 Package Includes: 1pc PCIe 2.5Gbps networking Card 1pc Iron Plate note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.