This product is based on IEEE P1901 technology and supports the transmission of high-definition video and high-speed data signals over various media including coaxial cables, telephone lines, and twisted pairs. It offers long-distance transmission, high communication rates, support for multimedia services, and group networking capabilities. It is suitable for use in local area networks, wide area networks, network camera signal transmission, and EOC power supply system transmission systems. Main Features: 1. One 10/100Base-TX Ethernet port with RJ-45 connector 2. Automatic speed and duplex mode negotiation on TX port 3. Auto-MDIX on Ethernet port 4. Compliant with IEEE 802.3 10Base-T and IEEE 802.3u 100Base-TX 5. Line port uses BNC connector 6. Line port supports up to 260Mbps full-duplex over existing coaxial cable 7. One coaxial line can connect up to 6 devices simultaneously 8. Status LED indicators for monitoring and connection status 9. Built-in watchdog function for system stability Material: Plastic + Metal Color: Black Package Contents: 1 x Coaxial Ext Kit Note: The package includes only the items listed above. Other products are not included. Note: Lighting and monitor differences may cause slight variations in color between the product image and the actual item. Measurement error is +/- 1-3cm.