Support automatic negotiation for page: This ethernet card has advanced automatic negotiation capabilities and expandable next page functionality. It ensures seamless and efficient communication by supporting exchange/gender/skew correction, detection, and automatic correction. Hardware ecc and functions: Supports hardware ecc (error correction code) and (cyclic residual check) functions, and this adapter enhances data integrity and reliability. It provides powerful error detection and correction mechanisms, ensuring accurate data transmission. Support for pcisi and -x: adapter provides support for pcisi (message signal interrupt) and -x, optimizing interrupt handling and reducing cpu utilization. By using these advanced features, you experience improved performance and efficient data processing. Ecma-393 proxzzzy standard and lan wake-up: Supports the ecma-393 proxzzzz standard, and this pcie bus network card allows -saving sleep mode operation on compatible hosts. In addition, remote wake-up function has been implemented, improving convenience. Wide system compatibility: This ethernet adapter is compatible with various operating systems, for 7/8/server 2008/8.1/server 2012/2016, win10 (32/64 bit), linux, etc. Product name: single port 2.5g gigabit ethernet card Applicable network type: gigabit ethernet Bus type: mini pci-e Transmission speed: 2.5g/100mbps/1000mbps Network interface type: rj45 Led indicator light: link/act (connection working) Applicable model: desktop computer Main control chip: rtl8125bg Color: As Shown Material: Metal+Plastic Package Contents: 1*Network card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.