Usage Tips: This is a 4-port RJ45 Ethernet splitter (1 RJ45 female port to 2/3/4 female ports), and it can also be used in reverse (2/3/4 RJ45 female ports to 1 RJ45 female port). It supports up to 100 meters over network LAN cable. It supports 1000Mbps network speed. This upgraded network adapter can support simultaneous access to IPTV and internet broadband. Made of high-quality materials with a compact design. One pair allows one network cable to connect two network devices simultaneously. Connect one internet port and two computers to the internet. Enable IPTV and router to be networked at the same time. Connect two monitors using one network cable. This Ethernet splitter can help you achieve these connections. Network adapter usage: This RJ45 adapter can solve the issue of insufficient network cables in wiring installations, and is suitable for use with set-top boxes, routers, computers, monitors, and other network devices. Multiple applications are available for your discovery. The network splitter enables flexible connections between various network devices, such as router + IPTV, computer + router, IPTV + IPTV, router + router, etc. Please use a 5V 1A power supply to power the device. Material: ABS Color: Black Package Contents: 1 x Gigabit network splitter 1 x Power supply cable Only the above items are included; other products are not included. Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.