1、Powerful chip, it uses imported original chips from Taiwan to make the speed faster and more stable. 2、The external of the network card chip interface shielded with gold-plated interface, flat contact with internal contact, gold plated 25mm. It can effectively reduce contact resistance, improve signal anti-interference, and make data transmission smooth. 3、Gold finger is 5mm thick gold plated, reliable contact loss, can effectively reduce lost packets and data delay. 4、This product uses high quality material and fine craft. It is durable and reliable. 5、High Compatibility. It is compatible with several types of network standards: IEEE 803, IEEE 803u, IEEE 803x, IEEE 803ab Features: 1. Powerful chip, it uses imported original chips from Taiwan to make the speed faster and more stable. 2. The external of the network card chip interface shielded with gold-plated interface, flat contact with internal contact, gold plated 25mm. It can effectively reduce contact resistance, improve signal anti-interference, and make data transmission smooth. 3. Gold finger is 5mm thick gold plated, reliable contact loss, can effectively reduce lost packets and data delay. 4. This product uses high quality material and fine craft. It is durable and reliable. 5. High Compatibility. It is compatible with several types of network standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab Specification:  Applicable Network Type: Gigabit Ethernet Transmission Rate: 10/100/1000Mbps Bus Type: PCI-E 1Xslot Full/Half Duplex: Adaptive Network Interface Type: 1 x RJ45 Applicable Models: Desktop and server Transmission Medium Type: Category 5 UTP Network Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab Main Chip: ASM1184E+RTL8111H Package List: 1 x Network Card