Welcome to our store! 1. High Speed: AX88772 fiber optic adapter supports USB full speed and high-speed modes, and the power supply capacity supports bus-powered and self-powered modes. 2. Energy Saving Mode: USB A optical port adapter supports self-separation energy-saving mode, when it detects that the internet cable is disconnected, it will automatically disconnect the USB host. 3. Improve Efficiency: Fast Ethernet fiber adapter supports 4 programmable USB bus endpoints, which can use the burst transfer mechanism to make the packet transfer rate on the USB bus higher. 4. Easy to Use: Compatible with USB specification v1.1 and v2.0, 100 Mbps Ethernet LAN function based on IEEE802.3 and IEEE802.3u standards, and easy plug-and-play fast Ethernet internet connection function. 5. Wide Application: The 100M Ethernet server adapter is suitable for desktops, laptops, smart home appliances, and any embedded system with standard USB ports. Item Type: 100M Ethernet Server Adapter Material: ABS Connection Type: USB2.0 Port Type: SFP Fiber LC/SC Transmission Rate: 100 Mbps 1 x 100M Ethernet Server Adapter