Product based on IEEE P1901 technology, supports transmission of HD video and high-speed data signals over various media such as coaxial cables, telephone lines, and twisted pair. Features long transmission distance, high communication speed, support for multimedia applications, and network grouping. Widely used in various LAN and WAN networks, network camera signal transmission, and EOC power supply system transmission systems. Key features: 1. One 10/100Base-TX Ethernet port with RJ-45 connector 2. Auto-negotiation of speed and duplex mode on TX port 3. Auto-MDIX on Ethernet port 4. Compliant with IEEE 802.3 10Base-T and IEEE 802.3u 100Base-TX standards 5. Line port uses BNC connector 6. Line port supports full-duplex communication up to 260 Mbps over existing coaxial cable 7. Up to six units can be connected on a single coaxial line 8. Status LEDs for monitoring and connection status 9. Built-in encryption watchdog function to prevent system crashes Material: Plastic and metal Color: Black Package Contents: 1 x Coaxial ext kit Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the actual product. Measurement error allowed is +/- 1-3 cm.